Exact Match:
- unchallengeable
- not open to challenge; "unchallengeable facts"; "a position of unchallengeable supremacy"
Synonyms:
- deep-seated,
- esoteric,
- immanent,
- implanted,
- implicit,
- inalienable,
- indwelling,
- infixed,
- ingrained,
- inherent,
- inner,
- internal,
- intrinsic,
- inward,
- inwrought,
- irreducible,
- private,
- resident,
- secret,
- subjective,
- unalienable,
- unquestionable