SUNBURST is a playable word

sunburst Scrabble® Dictionary

noun
pl. sunbursts
a burst of sunlight
71 Playable Words can be made from "SUNBURST"
   2-Letter Words (4 found)
   3-Letter Words (19 found)
   6-Letter Words (4 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)