YELLOW is a playable word

yellow Scrabble® Dictionary

adjective
yellower, yellowest
of a bright color like that of ripe lemons
(adverb) yellowly
verb
yellowed, yellowing, yellows
to make or become yellow
32 Playable Words can be made from "YELLOW"
   2-Letter Words (10 found)
   3-Letter Words (11 found)
   4-Letter Words (8 found)
   5-Letter Words (2 found)
   6-Letter Words (1 found)