WHOOSIS is a playable word

whoosis Scrabble® Dictionary

noun
pl. whoosises
an object or person whose name is not known

45 Playable Words can be made from "WHOOSIS"

   2-Letter Words (11 found)

   3-Letter Words (15 found)

   4-Letter Words (11 found)

   5-Letter Words (5 found)

   6-Letter Words (2 found)

   7-Letter Words (1 found)