Usage: help [command]
Help searches for a partial match of the entered word, including any
spaces that may follow the word. Help alone will give a list of the
most common commands in the game.
> help magic mis
will find the help entry for the magic missile spell.
> help mag
will match 'magic user' or 'magic missile' depending on first
occurrence in the help entry.
> help detect
will report that there are multiple help entries for 'detect'
> help 2 detect
will display the second help entry matching 'detect'