Команда: spell

print phonetic words for characters

with sfk spell for Windows, Mac OS X, Linux and Raspberry Pi.

sfk spell word [word2] [...]

spell a phrase, i.e. print one word per character
of a word/phrase for clear transmission over telephone.
primarily used for email addresses which must
be accurate by every character.

options
   -table  show spelling table
   -nato   use original Nato spelling table.
           default is to use an optimized mix
           of Nato/RAF.
   -pure   do not prefix output by input words

chaining support
   supports chain input text.

aliases
   sfk nato    same as sfk spell -nato

web reference
   http://stahlworks.com/sfk-spell

examples
   sfk spell foo bar
     spell two words in separate lines

   sfk filter in.txt +spell
     spell words from a file in.txt

   sfk fromclip +spell
     spell text from clipboard

Источник