Learning the bash Shell: Unix Shell Programming (In a Nutshell (OReilly))
D.1 Reserved Words
The following words are reserved words and have a special meaning to the shell when they are unquoted:
| if | then | else | elif | fi | case |
| esac | for | while | until | do | done |
| function | in | select | ! | { | } |
| time |
|
|
|
|
|