diff --git a/spell/de.utf-8.add b/spell/de.utf-8.add
index 5d61530..99f026e 100644
--- a/spell/de.utf-8.add
+++ b/spell/de.utf-8.add
@@ -3,3 +3,5 @@ Safety
 NewTec
 Rust
 Cybersecurity
+STM32
+STMicroelectronics
diff --git a/spell/en.utf-8.add b/spell/en.utf-8.add
index 9d60a62..e595e96 100644
--- a/spell/en.utf-8.add
+++ b/spell/en.utf-8.add
@@ -568,3 +568,8 @@ ZSTD
 netpulsed
 sudo
 netpulse
+einschätzung/!
+Einschätzung
+multiparadigmatische
+multiparadigmatisches
+datastructure