258 entries under noun topic. ×

29
reason(action, good, feeling, understanding)
18
justification(action, cause, reason, case)
16
explanation(action, cause, report, reason)
12
excuse(action, cause, reason, base)
12
ground(cause, reason, idea, case)
11
grounds(concept, action, philosophy, cause)
11
principle(concept, action, philosophy, system)
10
basis(concept, action, understanding, philosophy)
10
motive(action, cause, reason, object)
10
rationalization(action, cause, reason, explain)
10
theory(concept, action, philosophy, system)
9
logic(good, understanding, science, reason)
8
account(action, cause, report, reason)
7
cause(reason, object, base, call)
7
philosophy(adjective, concept, action, quiet)
7
reasoning(reason, sense, judgment, explanation)
6
argument(concept, understanding, philosophy, cause)
6
pretext(cause, reason, base, call)
5
motivation(action, cause, reason, object)
5
rationality(good, reason, connection, sense)
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APASmart Define. (2015). rationale thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/rationale/thesaurus/synonyms
ChicagoSmart Define. 2015. "rationale thesaurus" https://smartdefine.org/rationale/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, rationale thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/rationale/thesaurus/synonyms>.
MLASmart Define. "rationale thesaurus" 22 December 2015. Web. 24 September 2026. <https://smartdefine.org/rationale/thesaurus/synonyms>