PACKSACK is a playable word

packsack Scrabble® Dictionary

noun
pl. packsacks
a carrying bag to be worn on the back
36 Playable Words can be made from "PACKSACK"
   2-Letter Words (4 found)
   3-Letter Words (13 found)
   4-Letter Words (12 found)
   5-Letter Words (6 found)
   8-Letter Words (1 found)