Incontestable

Word Type

Adjective

Adjective

The word "incontestable" can be used as adjective and adjective.

Word Relationships

Opposites (Antonyms)

Derived Terms

incontestability incontestableness incontestably

Derived From

Related Terms

certain contest contestable indisputable uncontested unquestionable

Similar Terms

bulletproof demonstrable demonstrated demonstrated inarguable inarguable incontrovertible incontrovertible ironclad unanswerable unanswerable unarguable unassailable unassailable undeniable unquestionable unshakable watertight

Synonym Network

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.