140 entries under basis topic. ×

1
nuts and bolts(noun, expression, idiom, support, good)
1
palliation(noun, approval, argument, explanation, excuse)
1
palliative(noun, approval, argument, explanation, excuse)
1
pith(noun, feeling, cause, start, energy)
1
quintessence(noun, feeling, cause, start, energy)
1
reasons(noun, action, information, picture, excuse)
1
rebuttal(noun, approval, argument, explanation, excuse)
1
redemption(noun, approval, argument, explanation, excuse)
1
reply(noun, approval, argument, explanation, excuse)
1
response(noun, approval, argument, explanation, excuse)
1
salvation(noun, approval, argument, explanation, excuse)
1
sanctification(noun, approval, argument, explanation, excuse)
1
seat(cause, source, justification, origin)
1
song and dance(noun, expression, idiom, action, cause)
1
sour grapes(noun, expression, action, cause, explanation)
1
starting point(noun, expression, cause, start, base)
1
straight stuff(noun, expression, information, cause, base)
1
support(noun, action, substance, authority, base)
1
testimony(noun, information, cause, base, call)
1
trial(noun, cause, base, call, element)
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APASmart Define. (2016). reason thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/reason/thesaurus/synonyms
ChicagoSmart Define. 2016. "reason thesaurus" https://smartdefine.org/reason/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, reason thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/reason/thesaurus/synonyms>.
MLASmart Define. "reason thesaurus" 25 February 2016. Web. 23 September 2026. <https://smartdefine.org/reason/thesaurus/synonyms>