Interactively Spell Check a File
$ cat applebad.txt
core
werm sede
juwel
$ ispell applebad.txt
werm File: applebad.txt
core
werm sede
0: germ
1: term
2: warm
3: were
4: worm
[SP] R)epl A)ccept I)nsert
L)ookup U)ncap Q)uit e(X)it or ?
