Add "sa" alias to make it easy to search aliases

modules/utility/README.md

@@ -75,6 +75,7 @@ Aliases
   - `pu` changes the directory and pushes the old directory onto the stack
     (`pushd`).
   - `rm` removes files and directories interactively.
+  - `sa` search aliases for a word.
   - `type` displays all the attribute values of a shell parameter.
 
 ### Files and Directories

modules/utility/init.zsh

@@ -57,6 +57,7 @@ alias p='${(z)PAGER}'
 alias po='popd'
 alias pu='pushd'
 alias rm="${aliases[rm]:-rm} -i"
+alias sa='alias | grep -i'
 alias type='type -a'
 
 # ls