unplayable
1. [ adjective ] not capable of or suitable for being played or played on
Examples:

"the golf ball was in an unplayable lie" "the field was unplayable" "some music seems almost unplayable"

Related terms: playable
Similar spelling:   unpalatable
  unflappable
  unplayful
  unappealable
  unpalatably
  unplaced
  unpleasant
  unplanted
  unplanned