| Word | Definitions | Synonyms |
|---|---|---|
| unmalleability | (noun) a lack of malleability | - |
| unmanageableness | (noun) the trait of being unmanageable | Synonyms: recalcitrance, recalcitrancy, refractoriness |
| unmanliness | (noun) the trait of being effeminate (derogatory of a man) | Synonyms: effeminacy, effeminateness, sissiness, softness, womanishness |
| unmasking | (noun) the exposure of an impostor or a fraud | Synonyms: expose |