SUNBOW is a playable word

sunbow Scrabble® Dictionary

noun
pl. sunbows
an arc of spectral colors formed by the sun shining through a mist
48 Playable Words can be made from "SUNBOW"
   2-Letter Words (10 found)
   3-Letter Words (20 found)
   4-Letter Words (14 found)
   5-Letter Words (3 found)
   6-Letter Words (1 found)