diff --git a/intern/cycles/kernel/device/hiprt/globals.h b/intern/cycles/kernel/device/hiprt/globals.h
index 7fff15b97b8..8eaeae2646b 100644
--- a/intern/cycles/kernel/device/hiprt/globals.h
+++ b/intern/cycles/kernel/device/hiprt/globals.h
@@ -11,7 +11,7 @@
 
 #define HIPRT_SHARED_STACK
 
-/* The size of global stack  availavle to each thread (memory reserved for each thread in
+/* The size of global stack  available to each thread (memory reserved for each thread in
  * global_stack_buffer). */
 #define HIPRT_THREAD_STACK_SIZE 64
 
@@ -19,7 +19,7 @@
 #define HIPRT_SHARED_STACK_SIZE 24
 
 /* HIPRT_THREAD_GROUP_SIZE is the number of threads per work group for intersection kernels
- * The default number of threads per workgroup is 1024, however, since HIP RT intersection kernels
+ * The default number of threads per work-group is 1024, however, since HIP RT intersection kernels
  * use local memory, and the local memory size in those kernels scales up with the number of
  * threads, the number of threads to is scaled down to 256 to avoid going over maximum local memory
  * and to strike a balance between memory access and the number of waves.
diff --git a/source/blender/blenkernel/BKE_lib_remap.h b/source/blender/blenkernel/BKE_lib_remap.h
index 01bd6fe20c0..96b306101d5 100644
--- a/source/blender/blenkernel/BKE_lib_remap.h
+++ b/source/blender/blenkernel/BKE_lib_remap.h
@@ -92,7 +92,7 @@ enum {
    * Do not attempt to access original ID pointers (triggers usages of
    * `IDWALK_NO_ORIG_POINTERS_ACCESS` too).
    *
-   * Use when original ID pointers values are (probably) not valid, e.g. dureing readfile process.
+   * Use when original ID pointers values are (probably) not valid, e.g. during read-file process.
    */
   ID_REMAP_NO_ORIG_POINTERS_ACCESS = 1 << 20,
 };
diff --git a/source/blender/blenkernel/intern/fcurve.c b/source/blender/blenkernel/intern/fcurve.c
index 94052f66c53..b0b926b877f 100644
--- a/source/blender/blenkernel/intern/fcurve.c
+++ b/source/blender/blenkernel/intern/fcurve.c
@@ -1900,7 +1900,7 @@ void BKE_fcurve_deduplicate_keys(FCurve *fcu)
       }
       else {
         /* Move the retained key to the old X-coordinate, to 'anchor' the X-coordinate used for
-         * subsequente comparisons. Without this, the reference X-coordinate would keep moving
+         * subsequent comparisons. Without this, the reference X-coordinate would keep moving
          * forward in time, potentially merging in more keys than desired. */
         BKE_fcurve_keyframe_move_time_with_handles(prev_bezt, prev_x);
       }
diff --git a/source/blender/blenkernel/intern/screen.c b/source/blender/blenkernel/intern/screen.c
index cbfd7dc2b68..8ccc4c57af8 100644
--- a/source/blender/blenkernel/intern/screen.c
+++ b/source/blender/blenkernel/intern/screen.c
@@ -242,7 +242,7 @@ void BKE_screen_foreach_id_screen_area(LibraryForeachIDData *data, ScrArea *area
           }
         }
 
-        /* Both `snode->id` and `snode->nodetree` have been remapped now, sotheir data can be
+        /* Both `snode->id` and `snode->nodetree` have been remapped now, so their data can be
          * accessed. */
         BLI_assert(snode->id == NULL || snode->nodetree == NULL ||
                    (snode->nodetree->id.flag & LIB_EMBEDDED_DATA) == 0 ||
diff --git a/source/blender/gpu/vulkan/vk_command_buffer.cc b/source/blender/gpu/vulkan/vk_command_buffer.cc
index a3ba0aa226f..20508e24f48 100644
--- a/source/blender/gpu/vulkan/vk_command_buffer.cc
+++ b/source/blender/gpu/vulkan/vk_command_buffer.cc
@@ -294,7 +294,7 @@ void VKCommandBuffer::submit_encoded_commands()
 }
 
 /* -------------------------------------------------------------------- */
-/** \name Framebuffer/RenderPass state tracking
+/** \name FrameBuffer/RenderPass state tracking
  * \{ */
 
 void VKCommandBuffer::validate_framebuffer_not_exists()
diff --git a/source/blender/gpu/vulkan/vk_command_buffer.hh b/source/blender/gpu/vulkan/vk_command_buffer.hh
index c6784f9e554..ecc5165488c 100644
--- a/source/blender/gpu/vulkan/vk_command_buffer.hh
+++ b/source/blender/gpu/vulkan/vk_command_buffer.hh
@@ -60,13 +60,13 @@ class VKCommandBuffer : NonCopyable, NonMovable {
    * - minimize command buffers and track render passes.
    * - add custom encoder to also track resource usages.
    *
-   * Currently I expect the custom encoder has to be done eventually. But want to keep post-poning
+   * Currently I expect the custom encoder has to be done eventually. But want to keep postponing
    * the custom encoder for now to collect more use cases it should solve. (first pixel drawn on
    * screen).
    *
    * Some command can also be encoded in another way when encoded as a first command. For example
-   * clearing a framebuffer textures isn't allowed inside a render pass, but clearing the
-   * framebuffer textures via ops is allowed. When clearing a framebuffer texture directly after
+   * clearing a frame-buffer textures isn't allowed inside a render pass, but clearing the
+   * frame-buffer textures via ops is allowed. When clearing a frame-buffer texture directly after
    * beginning a render pass could be re-encoded to do this in the same command.
    *
    * So for now we track the state and temporary switch to another state if the command requires
diff --git a/source/blender/makesdna/DNA_ID.h b/source/blender/makesdna/DNA_ID.h
index 21146a2e53a..6346abf4211 100644
--- a/source/blender/makesdna/DNA_ID.h
+++ b/source/blender/makesdna/DNA_ID.h
@@ -974,7 +974,7 @@ typedef enum IDRecalcFlag {
   /* ** Particle system changed. ** */
   /* Only do pathcache etc. */
   ID_RECALC_PSYS_REDO = (1 << 3),
-  /* Reset everything including pointcache. */
+  /* Reset everything including point-cache. */
   ID_RECALC_PSYS_RESET = (1 << 4),
   /* Only child settings changed. */
   ID_RECALC_PSYS_CHILD = (1 << 5),
diff --git a/source/blender/makesdna/DNA_mesh_types.h b/source/blender/makesdna/DNA_mesh_types.h
index 8879647c1e6..446aacae2b4 100644
--- a/source/blender/makesdna/DNA_mesh_types.h
+++ b/source/blender/makesdna/DNA_mesh_types.h
@@ -321,7 +321,7 @@ typedef struct Mesh {
    */
   void loose_edges_tag_none() const;
   /**
-   * Set the number of verices not connected to edges to zero. Similar to #loose_edges_tag_none().
+   * Set the number of vertices not connected to edges to zero. Similar to #loose_edges_tag_none().
    * There may still be vertices only used by loose edges though.
    *
    * \note If both #loose_edges_tag_none() and #tag_loose_verts_none() are called,
diff --git a/tools/check_source/check_spelling_c_config.py b/tools/check_source/check_spelling_c_config.py
index 0c30c8739fb..be1a8237d73 100644
--- a/tools/check_source/check_spelling_c_config.py
+++ b/tools/check_source/check_spelling_c_config.py
@@ -209,6 +209,8 @@ dict_custom = {
     "planarize",
     "polygonizer",
     "polytope",
+    "postfix",
+    "postfixes",
     "postprocess",
     "postprocessed",
     "pre-filtered",