Cleanup: spelling in comments

intern/cycles/util/ies.cpp

@@ -211,14 +211,14 @@ static bool angle_close(float a, float b)
  * value shifting etc.
  * Note that this code is much more forgiving than the spec. For example, in type A and B,
  * the range of vertical angles officially must be either exactly 0°-90° or -90°-90°.
- * However, in practise, IES files are all over the place. Therefore, the handling is as
+ * However, in practice, IES files are all over the place. Therefore, the handling is as
  * flexible as possible, and tries to turn any input into something useful. */
 
 void IESFile::process_type_b()
 {
   /* According to the standard, Type B defines a different coordinate system where the polar axis
    * is horizontal, not vertical.
-   * To avoid overcomplicating the conversion logic, we just transpose the angles and use the
+   * To avoid over complicating the conversion logic, we just transpose the angles and use the
    * regular Type A/C coordinate system. Users can just rotate the light to get the "proper"
    * orientation. */
   vector<vector<float>> newintensity;

source/blender/gpu/GPU_storage_buffer.h

@@ -83,7 +83,7 @@ void GPU_storagebuf_copy_sub_from_vertbuf(
 
 /**
  * Ensure the ssbo is ready to be used as an indirect buffer in `GPU_batch_draw_indirect`.
- * NOTE: Internallly, this is only required for the OpenGL backend.
+ * NOTE: Internally, this is only required for the OpenGL backend.
  */
 void GPU_storagebuf_sync_as_indirect_buffer(GPUStorageBuf *ssbo);
 

source/blender/gpu/opengl/gl_context.hh

@@ -69,7 +69,7 @@ class GLContext : public Context {
   static bool generate_mipmap_workaround;
   static float derivative_signs[2];
 
-  /** VBO for missing vertex attrib binding. Avoid undefined behavior on some implementation. */
+  /** VBO for missing vertex attribute binding. Avoid undefined behavior on some implementation. */
   GLuint default_attr_vbo_;
 
   /** Used for debugging purpose. Bitflags of all bound slots. */

source/blender/io/usd/intern/usd_reader_stage.h

@@ -127,7 +127,7 @@ class USDStageReader {
    * \param prim: Root of the subtree to convert to readers
    * \param pruned_prims: Set of paths to prune when iterating over the
    *                      stage during conversion.  I.e., these prims
-   *                      and their descendents will not be converted to
+   *                      and their descendants will not be converted to
    *                      readers.
    * \param defined_prims_only: If true, only defined prims will be converted,
    *                            skipping abstract and over prims.  This should