MISSPEAKING is a playable word

misspeak Scrabble® Dictionary

verb
misspoke, misspoken, misspeaking, misspeaks
to speak incorrectly
571 Playable Words can be made from "MISSPEAKING"
   2-Letter Words (23 found)
   3-Letter Words (85 found)
   9-Letter Words (1 found)
   11-Letter Words (1 found)