diff --git a/CMakeLists.txt b/CMakeLists.txt
index 89a2e2f4a66..61b6bee66d0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -989,7 +989,7 @@ endif()
 
 option(WITH_STRSIZE_DEBUG "\
 Ensure string operations on fixed size buffers \
-(works well with with \"WITH_COMPILER_ASAN\" & valgrind to detect incorrect buffer size arguments)"
+(works well with \"WITH_COMPILER_ASAN\" & valgrind to detect incorrect buffer size arguments)"
   OFF)
 mark_as_advanced(WITH_STRSIZE_DEBUG)
 
diff --git a/scripts/modules/addon_utils.py b/scripts/modules/addon_utils.py
index 71bdbfecc79..e7d1f80cd5c 100644
--- a/scripts/modules/addon_utils.py
+++ b/scripts/modules/addon_utils.py
@@ -823,7 +823,7 @@ def _stale_pending_check_and_remove_once():
             if stale_handle.is_modified():
                 stale_handle.state_store(check_exists=False)
         except Exception as ex:
-            print("Unexpected error clearing stale data, this is is a bug!", str(ex))
+            print("Unexpected error clearing stale data, this is a bug!", str(ex))
 
     if is_empty:
         try:
@@ -1126,7 +1126,7 @@ def _initialize_extensions_compat_ensure_up_to_date(extensions_directory, extens
             if _extension_compat_cache_update_needed(cache_data, blender_id, extensions_enabled, print_debug):
                 cache_data = None
         except Exception:
-            print("Extension: unexpected error reading cache, this is is a bug! (regenerating)")
+            print("Extension: unexpected error reading cache, this is a bug! (regenerating)")
             import traceback
             traceback.print_exc()
             cache_data = None
@@ -1217,7 +1217,7 @@ def _initialize_extensions_compat_data(
             print_debug,
         )
     except Exception:
-        print("Extension: unexpected error detecting cache, this is is a bug!")
+        print("Extension: unexpected error detecting cache, this is a bug!")
         import traceback
         traceback.print_exc()
         updated = False
@@ -1236,7 +1236,7 @@ def _initialize_extensions_compat_data(
                     error_fn=error_fn,
                 )
             except Exception:
-                print("Extension: unexpected error updating wheels, this is is a bug!")
+                print("Extension: unexpected error updating wheels, this is a bug!")
                 import traceback
                 traceback.print_exc()
 
diff --git a/source/blender/blenkernel/BKE_path_templates.hh b/source/blender/blenkernel/BKE_path_templates.hh
index e188f1772f7..0536842bb21 100644
--- a/source/blender/blenkernel/BKE_path_templates.hh
+++ b/source/blender/blenkernel/BKE_path_templates.hh
@@ -232,7 +232,7 @@ void BKE_report_path_template_errors(ReportList *reports,
  * Format the given floating point value with the provided format specifier. The format specifier
  * is e.g. the "##.###" in "{name:##.###}".
  *
- * \return Nullopt if the format specifier is invalid.
+ * \return #std::nullopt if the format specifier is invalid.
  */
 std::optional<std::string> BKE_path_template_format_float(blender::StringRef format_specifier,
                                                           double value);
diff --git a/source/blender/blenkernel/intern/mesh_data_update.cc b/source/blender/blenkernel/intern/mesh_data_update.cc
index 39f07939d14..b146df33bc2 100644
--- a/source/blender/blenkernel/intern/mesh_data_update.cc
+++ b/source/blender/blenkernel/intern/mesh_data_update.cc
@@ -1171,7 +1171,7 @@ Mesh *mesh_get_eval_deform(Depsgraph *depsgraph,
     /* There is no such a concept as deformed mesh in edit mode.
      * Explicitly disallow this request so that the evaluated result is not modified with evaluated
      * result from the wrong mode. */
-    BLI_assert_msg(0, "Request of derformed mesh of object which is in edit mode");
+    BLI_assert_msg(0, "Request of deformed mesh of object which is in edit mode");
     return nullptr;
   }
 
diff --git a/source/blender/draw/intern/draw_context.cc b/source/blender/draw/intern/draw_context.cc
index 63ed2488efa..450f440bf2f 100644
--- a/source/blender/draw/intern/draw_context.cc
+++ b/source/blender/draw/intern/draw_context.cc
@@ -1135,7 +1135,7 @@ static void drw_callbacks_pre_scene_2D(DRWContext &draw_ctx)
     DRW_submission_end();
   }
 
-  /* State is reset later at the begining of `draw_ctx.engines_draw_scene()`. */
+  /* State is reset later at the beginning of `draw_ctx.engines_draw_scene()`. */
 }
 
 static void drw_callbacks_post_scene_2D(DRWContext &draw_ctx, View2D &v2d)
diff --git a/source/blender/editors/physics/rigidbody_world.cc b/source/blender/editors/physics/rigidbody_world.cc
index 4cb01700a6a..b07d13f9527 100644
--- a/source/blender/editors/physics/rigidbody_world.cc
+++ b/source/blender/editors/physics/rigidbody_world.cc
@@ -179,8 +179,8 @@ void RIGIDBODY_OT_world_export(wmOperatorType *ot)
   ot->idname = "RIGIDBODY_OT_world_export";
   ot->name = "Export Rigid Body World";
   ot->description =
-      "Export Rigid Body world to the simulator's own fileformat (i.e. '.bullet' for Bullet "
-      "Physics)";
+      "Export Rigid Body world to the simulator's own file-format "
+      "(i.e. '.bullet' for Bullet Physics)";
 
   /* callbacks */
   ot->invoke = rigidbody_world_export_invoke;
diff --git a/source/blender/editors/screen/screen_ops.cc b/source/blender/editors/screen/screen_ops.cc
index 4aeaa7e8935..aaa747d3468 100644
--- a/source/blender/editors/screen/screen_ops.cc
+++ b/source/blender/editors/screen/screen_ops.cc
@@ -5136,7 +5136,7 @@ static void SCREEN_OT_header_toggle_menus(wmOperatorType *ot)
   /* identifiers */
   ot->name = "Expand/Collapse Header Menus";
   ot->idname = "SCREEN_OT_header_toggle_menus";
-  ot->description = "Expand or collapse the header pulldown menus";
+  ot->description = "Expand or collapse the header pull-down menus";
 
   /* API callbacks. */
   ot->exec = header_toggle_menus_exec;
diff --git a/source/blender/editors/sculpt_paint/paint_image.cc b/source/blender/editors/sculpt_paint/paint_image.cc
index 83fadf58c98..4f7c5aea8a7 100644
--- a/source/blender/editors/sculpt_paint/paint_image.cc
+++ b/source/blender/editors/sculpt_paint/paint_image.cc
@@ -769,7 +769,7 @@ static wmOperatorStatus sample_color_modal(bContext *C, wmOperator *op, const wm
         if (!data->sample_palette) {
           data->sample_palette = true;
           sample_color_update_header(data, C);
-          BKE_report(op->reports, RPT_INFO, "Sampling color for pallette");
+          BKE_report(op->reports, RPT_INFO, "Sampling color for palette");
         }
         WM_event_add_notifier(C, NC_BRUSH | NA_EDITED, brush);
       }
diff --git a/source/blender/gpu/glsl_preprocess/glsl_preprocess.hh b/source/blender/gpu/glsl_preprocess/glsl_preprocess.hh
index 87f7c52627f..d14b577e564 100644
--- a/source/blender/gpu/glsl_preprocess/glsl_preprocess.hh
+++ b/source/blender/gpu/glsl_preprocess/glsl_preprocess.hh
@@ -783,7 +783,7 @@ class Preprocessor {
         const string ns_keyword = "namespace ";
         size_t pos = out_str.rfind(ns_keyword, out_str.size() - parent_scope.size());
         if (pos == string::npos) {
-          report_error(match, "Couldn't find `namespace` keyword at begining of scope.");
+          report_error(match, "Couldn't find `namespace` keyword at beginning of scope.");
           break;
         }
         size_t start = pos + ns_keyword.size();
diff --git a/source/blender/makesrna/intern/rna_nodetree.cc b/source/blender/makesrna/intern/rna_nodetree.cc
index 746b9221f86..c400b7933d1 100644
--- a/source/blender/makesrna/intern/rna_nodetree.cc
+++ b/source/blender/makesrna/intern/rna_nodetree.cc
@@ -8336,8 +8336,8 @@ static void def_cmp_color_spill(BlenderRNA * /*brna*/, StructRNA *srna)
       "rna_node_property_to_input_setter<bool, node_input_use_spill_strength>");
   RNA_def_property_ui_text(prop,
                            "Unspill",
-                           "Compensate all channels (differently) by hand. (Deprecated: Use Use "
-                           "Spill Strength input instead.)");
+                           "Compensate all channels (differently) by hand. "
+                           "(Deprecated: Use \"Use Spill Strength\" input instead.)");
   RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_update");
 
   prop = RNA_def_property(srna, "unspill_red", PROP_FLOAT, PROP_NONE);
@@ -9472,7 +9472,7 @@ static void def_cmp_zcombine(BlenderRNA * /*brna*/, StructRNA *srna)
   RNA_def_property_ui_text(prop,
                            "Use Alpha",
                            "Take alpha channel into account when doing the Z operation. "
-                           "(Deprecated: Use Use Alpha input instead.)");
+                           "(Deprecated: Use \"Use Alpha\" input instead.)");
   RNA_def_property_update(prop, NC_NODE | NA_EDITED, "rna_Node_update");
 
   prop = RNA_def_property(srna, "use_antialias_z", PROP_BOOLEAN, PROP_NONE);
diff --git a/source/blender/makesrna/intern/rna_rna.cc b/source/blender/makesrna/intern/rna_rna.cc
index 218fe235d2c..27eb4ef6359 100644
--- a/source/blender/makesrna/intern/rna_rna.cc
+++ b/source/blender/makesrna/intern/rna_rna.cc
@@ -173,7 +173,7 @@ static constexpr auto PROP_PROPORTIONAL_DESCR = "";
 static constexpr auto PROP_TEXTEDIT_UPDATE_DESCR = "";
 static constexpr auto PROP_PATH_OUTPUT_DESCR = "";
 static constexpr auto PROP_PATH_RELATIVE_DESCR =
-    "This path supports relative prefix \"//\" which is expanded the the directory "
+    "This path supports relative prefix \"//\" which is expanded the directory "
     "where the current \".blend\" file is located.";
 static constexpr auto PROP_PATH_SUPPORTS_TEMPLATES_DESCR =
     "This path supports the \"{variable_name}\" template syntax, which substitutes the "
diff --git a/source/blender/makesrna/intern/rna_ui.cc b/source/blender/makesrna/intern/rna_ui.cc
index 6e8eb19f425..ae442e13131 100644
--- a/source/blender/makesrna/intern/rna_ui.cc
+++ b/source/blender/makesrna/intern/rna_ui.cc
@@ -1677,8 +1677,8 @@ static void rna_def_ui_layout(BlenderRNA *brna)
       {int(blender::ui::EmbossType::Pulldown),
        "PULLDOWN_MENU",
        0,
-       "Pulldown Menu",
-       "Draw pulldown menu style"},
+       "Pull-down Menu",
+       "Draw pull-down menu style"},
       {int(blender::ui::EmbossType::PieMenu),
        "RADIAL_MENU",
        0,
diff --git a/source/blender/makesrna/intern/rna_userdef.cc b/source/blender/makesrna/intern/rna_userdef.cc
index a79ee255304..e7a237c1e5c 100644
--- a/source/blender/makesrna/intern/rna_userdef.cc
+++ b/source/blender/makesrna/intern/rna_userdef.cc
@@ -5272,7 +5272,7 @@ static void rna_def_userdef_view(BlenderRNA *brna)
   RNA_def_property_ui_text(
       prop,
       "Open on Mouse Over",
-      "Open menu buttons and pulldowns automatically when the mouse is hovering");
+      "Open menu buttons and pull-downs automatically when the mouse is hovering");
 
   prop = RNA_def_property(srna, "open_toplevel_delay", PROP_INT, PROP_NONE);
   RNA_def_property_int_sdna(prop, nullptr, "menuthreshold1");
diff --git a/source/blender/nodes/function/nodes/node_fn_format_string.cc b/source/blender/nodes/function/nodes/node_fn_format_string.cc
index 9482b004547..232cfa4ecad 100644
--- a/source/blender/nodes/function/nodes/node_fn_format_string.cc
+++ b/source/blender/nodes/function/nodes/node_fn_format_string.cc
@@ -369,7 +369,7 @@ static std::optional<ProcessedPythonCompatibleFormat> preprocess_python_compatib
 {
   const FormatPatternInfo *allowed_pattern = get_pattern_by_type(type);
   if (!allowed_pattern) {
-    /* The type can't be formatted. The user shouln't be able to trigger this error but nice to
+    /* The type can't be formatted. The user shouldn't be able to trigger this error but nice to
      * handle it anyway. */
     if (!r_error) {
       r_error = fmt::format(fmt::runtime(TIP_("Type \"{}\" can't be formatted")), type.name());
@@ -480,7 +480,7 @@ static void format_with_fmt(const fmt::format_string<> format,
         }
       }
       catch (const fmt::format_error &error) {
-        /* Invalid patterns should have been caughed before already. */
+        /* Invalid patterns should have been caught before already. */
         BLI_assert_unreachable();
       }
     });
diff --git a/source/creator/creator_args.cc b/source/creator/creator_args.cc
index 46eb1d059bf..699fa9f8bf9 100644
--- a/source/creator/creator_args.cc
+++ b/source/creator/creator_args.cc
@@ -1113,8 +1113,8 @@ static int arg_handle_command_set(int argc, const char **argv, void *data)
 
 static const char arg_handle_disable_depsgraph_on_file_load_doc[] =
     "\n"
-    "\tBackround mode: Do not systematically build and evaluate ViewLayers' dependency graphs\n"
-    "\twhen loading a blendfile in background mode (`-b` or `-c` options).\n"
+    "\tBackground mode: Do not systematically build and evaluate ViewLayers' dependency graphs\n"
+    "\twhen loading a blend-file in background mode (`-b` or `-c` options).\n"
     "\n"
     "\tScripts requiring evaluated data then need to explicitly ensure that\n"
     "\tan evaluated depsgraph is available\n"
@@ -1132,7 +1132,7 @@ static int arg_handle_disable_depsgraph_on_file_load(int /*argc*/,
 
 static const char arg_handle_disable_liboverride_auto_resync_doc[] =
     "\n"
-    "\tDo not perform library override automatic resync when loading a new blendfile.\n"
+    "\tDo not perform library override automatic resync when loading a new blend-file.\n"
     "\n"
     "\tNOTE: this is an alternative way to get the same effect as when setting the\n"
     "\t`No Override Auto Resync` User Preferences Debug option.";
diff --git a/tools/utils_doc/code_layout_diagram.py b/tools/utils_doc/code_layout_diagram.py
index 7fa58b9a6d3..27c58ff86bc 100644
--- a/tools/utils_doc/code_layout_diagram.py
+++ b/tools/utils_doc/code_layout_diagram.py
@@ -311,7 +311,7 @@ SECTIONS = (
              "Bi-directional text support (right-to-left) for Arabic & Hebrew script. "
              "Intended for complex text shaping (not yet supported)."),
             ("gmp", "Arbitrary precision arithmetic library."),
-            ("harfbuzz", "Text shaping engine for for complex script."),
+            ("harfbuzz", "Text shaping engine for complex script."),
             ("haru", "PDF generation library."),
             ("hiprt", "Ray-tracing for AMD GPU's. Used by Cycles."),
             ("imath", "Library used by OpenEXR image-format."),