INDEFATIGABLE Antonyms

• unaffected by self-interest

• depleted of energy, force, or strength

• drained of energy or effectiveness; extremely tired; completely exhausted

• drained physically

• drained of energy or effectiveness; extremely tired; completely exhausted

• not in action or at work

• the state of an engine or other mechanism that is idling

• without a basis in reason or fact

• not in active use

• silly or trivial

• lacking a sense of restraint or responsibility

• not yielding a return

• not having a job

• run disconnected or idle

• be idle; exist in a changeless situation

• (pathology) not progressing or increasing; or progressing slowly

• (military) not involved in military operations

• not exerting influence or change

• (of e.g. volcanoes) not erupting and not extinct

• lacking in energy or will

• lacking activity; lying idle or unused

• not engaged in full-time work

• not active physically or mentally

• (chemistry) not participating in a chemical reaction; chemically inert

• not in physical motion

• moving slowly and gently

• disinclined to work or exertion

• deficient in alertness or activity

• depleted of strength or energy

• repeated too often; overfamiliar through overuse

• physically and mentally fatigued

• exhaust or get tired through overuse or great strain or stress

• lose interest or become bored with something or somebody