LAUGH is a playable word

laugh Scrabble® Dictionary

verb
laughed, laughing, laughs
to express emotion, typically mirth, by a series of inarticulate sounds
19 Playable Words can be made from "LAUGH"
   2-Letter Words (6 found)
   3-Letter Words (8 found)
   4-Letter Words (4 found)
   5-Letter Words (1 found)