YOBBOS is a playable word

yobbo Scrabble® Dictionary

noun
pl. yobbos or yobboes
a yob
28 Playable Words can be made from "YOBBOS"
   2-Letter Words (6 found)
   3-Letter Words (8 found)
   4-Letter Words (8 found)
   5-Letter Words (5 found)
   6-Letter Words (1 found)