Antonyms for incontestable

Antonyms of adj incontestable

2 senses of incontestable

Sense 1:

incontestable (vs. contestable), incontestible

contestable (vs. incontestable)
challengeabledebatable, disputableshakable, shakeable

Sense 2:

incontestable, indisputable, undisputable

INDIRECT (VIA undeniable) -> deniable