On
Antonyms of ON
- ineffectual, nonproductive, inoperable, nonoperational, unproductive, inert, nonfunctional, unusable, unworkable, arrested, inactive, nonoperating, dead, lifeless, useless, deactivated, nonfunctioning, nonoperative, inoperative, off, disconnected, dormant, decommissioned, idle, cancelled, latent, asleep, broken, fallow, ineffective, kaput, quiescent, sleepy.