6
general(adjective, rough, vague, hazy, inexact)
5
adjacent(adjective, near)
5
alike(adjective, like, similar, identical, interchangeable)
5
approaching(adjective, reasonable, like, fair, imminent)
5
close together(verb, expression, adjective, phrasal verb, near)
5
come close(verb, expression, idiom)
5
estimated(adjective, rough, vague, inexact, sketchy)
5
simulate(verb, feature, represent, parallel, mirror)
4
copy(verb, adjective, represent, representative)
4
nigh(adjective, adverb, pushing)
4
verge on(verb, expression, phrasal verb, close, come)
4
comparative(adjective, reasonable, fair, exact, qualified)
4
inaccurate(adjective, indefinite, imprecise, unspecific, undefined)
4
parallel(verb, adjective, feature, like, even)
4
place(verb, hold, order, consider, determine)
4
bordering(adjective, near)
4
bring near(expression, idiom, similarity)
4
broad
4
call(verb, hold, order, place, consider)
4
come near(verb, expression, idiom, feature, close)
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APASmart Define. (2016). approximate thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/approximate/thesaurus/synonyms
ChicagoSmart Define. 2016. "approximate thesaurus" https://smartdefine.org/approximate/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, approximate thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/approximate/thesaurus/synonyms>.
MLASmart Define. "approximate thesaurus" 29 March 2016. Web. 21 September 2026. <https://smartdefine.org/approximate/thesaurus/synonyms>