Synonyms|314Antonyms|121|Broader|2Narrower|0Related|751
1
nonstandard
1
off the top of head(expression, free, informal, casual, impromptu)
1
off top of head(expression, adjective, idiom, simple, natural)
1
offenseless(adjective, kindly, ignorant, naive, unknowing)
1
offhanded
1
on-the-spot(free, informal, casual, impulsive, unprepared)
1
on impulse(expression, free, informal, casual, unrehearsed)
1
ordinary(adjective, simple, reasonable, plain, restrained)
1
precipitate
1
primitive(adjective, open, simple, easy, real)
1
provincial(adjective, open, simple, easy, real)
1
reasonable(adjective, simple, moderate, plain, restrained)
1
reflex
1
reflexive
1
rough-and-ready
1
rustic(adjective, open, simple, easy, real)
1
safe(adjective, kindly, ignorant, naive, innocuous)
1
simplehearted(adjective, open, simple, easy, real)
1
simpleminded(adjective, unsophisticated)
1
small(adjective, simple, reasonable, moderate, plain)
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ChicagoSmart Define. 2015. "unstudied thesaurus" https://smartdefine.org/unstudied/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, unstudied thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/unstudied/thesaurus/synonyms>.
MLASmart Define. "unstudied thesaurus" 14 April 2015. Web. 25 September 2026. <https://smartdefine.org/unstudied/thesaurus/synonyms>