diff --git a/check_source/check_spelling_c_config.py b/check_source/check_spelling_c_config.py
index f672bff771395ab3acec64fe254a007fe117d71a..70fea6acfaa6a49972e36c244ca42ffb9c448e66 100644
--- a/check_source/check_spelling_c_config.py
+++ b/check_source/check_spelling_c_config.py
@@ -53,6 +53,7 @@ dict_custom = {
     "catadioptric",
     "checksums",
     "clearcoat",
+    "collapser",
     "collinear",
     "comparator",
     "comparators",
@@ -108,6 +109,7 @@ dict_custom = {
     "enqueueing",
     "equiangular",
     "extrema",
+    "fallbacks",
     "finalizer",
     "flushable",
     "formatter",
@@ -269,6 +271,7 @@ dict_custom = {
     "uncollapsed",
     "uncomment",
     "uncommented",
+    "uncomputed",
     "unconfigured",
     "undisplaced",
     "uneditable",
@@ -374,6 +377,7 @@ dict_custom = {
     "ascii",
     "autocomplete",
     "autorepeat",
+    "bilinear",
     "blit",
     "blitting",
     "boids",
@@ -393,6 +397,7 @@ dict_custom = {
     "http",
     "intelisense",
     "jitter",
+    "jittered",
     "jittering",
     "keymap",
     "lerp",
@@ -411,6 +416,7 @@ dict_custom = {
     "touchpads",
     "trackpad",
     "trackpads",
+    "trilinear",
     "unicode",
     "usr",
     "vert",