unfit Definition

unfit
adj

1. Said of a person: not suitably qualified for it; not good enough; incompetent.

Thesaurus: incompetent, incapable, feeble, ineligible, unequal to, inept, untrained, useless, unprepared, unqualified, ill-equipped; Antonym: able.
Form: unfit for (often)
Form: unfit to
Form: unfit to do something
2. Said of a thing: not suitable or appropriate for it.

Form: unfit for something (often)
3. Not fit; not in good physical condition.

Thesaurus: unhealthy, out of shape, feeble, decrepit, infirm, sickly; Antonym: robust, able-bodied.

Derivative: unfitly
adverb

Derivative: unfitness
noun

Etymology: 16c.