292 entries under noun topic. ×

3
quantification
3
rating(guess, guesstimate, estimation)
3
relation(touch, connection, harmony, parallel)
3
relationship(connection, harmony, parallel, relation)
3
thought(form, end, feeling, understanding)
3
triangulation
2
advance
2
affiliation(balance, equal, equivalent, counterpart)
2
arithmetic(estimate, calculation, guesstimate, assessment)
2
closeness(touch, connection, balance, harmony)
2
combination(balance, equal, equivalent, counterpart)
2
community(connection, harmony, parallel, likeness)
2
conclusion(form, end, feeling, understanding)
2
consideration(estimate, calculation, guesstimate, assessment)
2
contact(relation, touching)
2
copy(balance, equal, double, representation)
2
identity(connection, harmony, parallel, likeness)
2
image
2
imminence(approach, proximity, nearness)
2
incorrectness(uncertainty, vagueness, imprecision)
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APASmart Define. (2015). approximation thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/approximation/thesaurus/synonyms
ChicagoSmart Define. 2015. "approximation thesaurus" https://smartdefine.org/approximation/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, approximation thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/approximation/thesaurus/synonyms>.
MLASmart Define. "approximation thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/approximation/thesaurus/synonyms>