ALLOSAUR is a playable word

allosaur Scrabble® Dictionary

noun
pl. allosaurs
a large dinosaur
71 Playable Words can be made from "ALLOSAUR"
   2-Letter Words (10 found)
   3-Letter Words (18 found)
   6-Letter Words (2 found)
   7-Letter Words (1 found)
   8-Letter Words (1 found)