7
diminution(noun, decrease, reduction, premium, allowance)
7
illation(noun, understanding, reason, thought, judgment)
7
logic(noun, understanding, science, mind, reason)
7
thought(noun, feeling, understanding, mind, reason)
7
withdrawal(noun, removal, subtraction, nonaddition subtraction, subtracted)
6
analysis(noun, order, reason, view, determination)
6
assumption(noun, understanding, idea, belief, suggestion)
6
cogitation(noun, understanding, reason, attention, conclusion)
6
consequence(noun, understanding, conclusion, result, assumption)
6
consideration(noun, feeling, understanding, mind, belief)
6
diminishment(noun, decrease, subtraction)
6
judgment(noun, feeling, understanding, mind, reason)
6
lessening(noun, decrease, reduction, weakening, subtraction)
6
ratiocination(noun, adjective, quiet, understanding, philosophy)
6
speculation(noun, understanding, mind, idea, belief)
6
thinking(noun, understanding, reason, attention, conclusion)
5
answer(noun, understanding, judgment, conclusion, decision)
5
concluding(noun, understanding, attention, thought, conclusion)
5
contraction(noun, decrease, reduction, weakening)
5
credit(noun, understanding, trust, confidence, certainty)
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APASmart Define. (2015). deduction thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/deduction/thesaurus/synonyms
ChicagoSmart Define. 2015. "deduction thesaurus" https://smartdefine.org/deduction/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, deduction thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/deduction/thesaurus/synonyms>.
MLASmart Define. "deduction thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/deduction/thesaurus/synonyms>