| Word | Definitions | Synonyms |
|---|---|---|
| lunacy | (noun) foolish or senseless behavior | Synonyms: craziness, folly, foolery, indulgence, tomfoolery |
| (noun) obsolete terms for legal insanity | Synonyms: insaneness, madness | |
| unacceptability | (noun) unsatisfactoriness by virtue of not conforming to approved standards | Synonyms: unacceptableness |
| unacceptableness | (noun) unsatisfactoriness by virtue of not conforming to approved standards | Synonyms: unacceptability |