WHOOPS is a playable word

whoop Scrabble® Dictionary

verb
whooped, whooping, whoops
to utter loud cries
54 Playable Words can be made from "WHOOPS"
   2-Letter Words (9 found)
   3-Letter Words (19 found)
   4-Letter Words (17 found)
   5-Letter Words (8 found)
   6-Letter Words (1 found)