73 entries under idiom topic. ×

6
in error(expression, adjective, correct, wrong)
4
of unsound mind(expression, adjective, sane, dotty)
3
non compos mentis(expression, adjective, law, sane)
3
not all there(expression, adjective, sane, dotty)
2
all wet(expression, adjective, correct, wrong)
2
do away with(verb, expression, get, cut)
2
not here(expression, adverb, out, away)
2
take care of(verb, expression, phrasal verb, murder)
2
wipe slate clean(verb, expression, cut, remove)
1
around the bend(adjective, sane)
1
at a distance
1
at loose ends
1
below the mark
1
bereft of reason
1
beside the mark
1
crazy as a loon(expression, adjective, sane, dotty)
1
deprived of reason
1
exception taken of
1
give the business
1
in blue water
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APASmart Define. (2016). off thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/off/thesaurus/synonyms
ChicagoSmart Define. 2016. "off thesaurus" https://smartdefine.org/off/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2016, off thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/off/thesaurus/synonyms>.
MLASmart Define. "off thesaurus" 30 March 2016. Web. 20 September 2026. <https://smartdefine.org/off/thesaurus/synonyms>