GIDDYUP is a playable word

giddyup Scrabble® Dictionary

interjection
giddap
24 Playable Words can be made from "GIDDYUP"
   2-Letter Words (4 found)
   3-Letter Words (15 found)
   4-Letter Words (2 found)
   5-Letter Words (2 found)
   7-Letter Words (1 found)