Patch #821093: Fix various typos.
diff --git a/Doc/ref/ref5.tex b/Doc/ref/ref5.tex
index 212dbed..61aec7d 100644
--- a/Doc/ref/ref5.tex
+++ b/Doc/ref/ref5.tex
@@ -1004,7 +1004,7 @@
 \section{Lambdas\label{lambdas}}
 \indexii{lambda}{expression}
 \indexii{lambda}{form}
-\indexii{anonmymous}{function}
+\indexii{anonymous}{function}
 
 Lambda forms (lambda expressions) have the same syntactic position as
 expressions.  They are a shorthand to create anonymous functions; the