Synonyms|564Antonyms|9|Broader|12Narrower|1Related|111

49 entries under action topic. ×

8
essence(noun, support, substance, idea)
4
basis(noun, law, regulation, substance)
4
core(noun, support, substance, idea)
4
heart(noun, support, substance, idea)
4
keystone(noun, law, support, regulation)
2
crux(noun, support, idea, base)
2
nucleus(noun, support, substance, idea)
2
root(noun, support, idea, base)
1
antecedent(noun, support, base, beginning)
1
assumption(noun, support, base, beginning)
1
authority(noun, support, base, beginning)
1
axiom(noun, law, support, regulation)
1
backbone(noun, support, base, beginning)
1
background(noun, support, base, beginning)
1
backing(noun, support, base, beginning)
1
base(noun, support, beginning, source)
1
bedrock(noun, support, base, beginning)
1
cause(noun, support, base, beginning)
1
center(noun, support, idea, base)
1
chief ingredient(noun, expression, support, base)
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APASmart Define. (2015). keynote thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/keynote/thesaurus/synonyms
ChicagoSmart Define. 2015. "keynote thesaurus" https://smartdefine.org/keynote/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, keynote thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/keynote/thesaurus/synonyms>.
MLASmart Define. "keynote thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/keynote/thesaurus/synonyms>