diff --git a/spellchecker/src/com/intellij/spellchecker/jetbrains.dic b/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
index 72f78995bee1..5098070dec16 100644
--- a/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
+++ b/spellchecker/src/com/intellij/spellchecker/jetbrains.dic
@@ -438,8 +438,42 @@ servlets
 severities
 sftp
 shader
+sigabrt
+sigaio
+sigalrm
+sigbus
+sigchld
+sigcont
+sigemt
+sigfpe
+sighup
+sigill
+sigint
+sigkill
+siglwp
 significand
 significands
+sigpipe
+sigpoll
+sigprof
+sigpwr
+sigquit
+sigsegv
+sigstop
+sigsys
+sigterm
+sigtrap
+sigtstp
+sigttin
+sigttou
+sigurg
+sigusr1
+sigusr2
+sigvtalrm
+sigwaiting
+sigwinch
+sigxcpu
+sigxfsz
 smallfile
 smallint
 soname