operational Antonyms

nonoperational gone kaput out of commission on the fritz on the blink unusable non-operational inoperational inoperable non-functional nonsurgical nonproductive dysfunctional out of gear out of order not in working order not functioning gone phut gone haywire conked out acting up not working non-working unserviceable unrepaired out of whack out of service nonfunctional malfunctioning busted inactive idle flaky faulty effectless down dormant defective dead crocked counteractive bust ineffective inert dud knackered broken-down kaput jiggered wonky