spell

SPELL  -  check spelling in the outgoing message

Usage:  SPELL

The SPELL command uses a speller program to check the spelling in your
  outgoing message.  The default program (in the variable SPELLER) is 
  "ispell". 

In ispell, type "?" for help or "X" to exit without changing the file.
  For more information on ispell, type "!man ispell" at the MM>
  prompt.  

Example:
    Send>spell 		#checks spelling in the outgoing message

For more help type "help" and one of these topics:
  edit   set speller