[root@server ~]# pspell
-bash: pspell: command not found
[root@server ~]# aspell
Usage: aspell [options] <command>
<command> is one of:
  -?|usage         display a brief usage message
  help             display a detailed help message
  -c|check <file>  to check a file
  -a|pipe          "ispell -a" compatibility mode
  [dump] config    dumps the current configuration to stdout
  config <key>     prints the current value of an option
  [dump] dicts | filters | modes
    lists available dictionaries / filters / filter modes
[options] is any of the following:
  --encoding=<str>            encoding to expect data to be in
  --mode=<str>                filter mode
  -l,--lang=<str>             language code
  -d,--master=<str>           base name of the main dictionary to use
  --sug-mode=<str>            suggestion mode