diff --git a/gdb/contrib/codespell-ignore-words.txt b/gdb/contrib/codespell-ignore-words.txt
index 4a409d0aed1..c1438bfc786 100644
--- a/gdb/contrib/codespell-ignore-words.txt
+++ b/gdb/contrib/codespell-ignore-words.txt
@@ -19,11 +19,19 @@
 #
 # [1] https://github.com/codespell-project/codespell/issues/2063
 
+# Autoconf related things, like tools and files.
 configury
+# Scalable Matrix Extension.
 sme
+# Company name.
 Synopsys
+# As in DWARF section .debug_aranges.
 aranges
+# Floating Point Register.
 fpr
+# Parameter.
 parm
+# As in "wither away".
 wither
+# SystemTap.
 stap