Synonyms|412Antonyms|83|Broader|4Narrower|1Related|376
6
charitable
5
self-confident
4
affluent
4
forward-thinking
4
mother
4
supportive
4
undefeated
3
adaptive
3
convenient
3
impelling
3
impressive
3
rough-and-ready
3
telling
3
unsustainable
2
busy
2
effective
2
hard-hitting
2
shy
2
trenchant
1
ancillary
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ChicagoSmart Define. 2015. "efficacious thesaurus" https://smartdefine.org/efficacious/thesaurus/related (accessed September 22, 2026).
HarvardSmart Define 2015, efficacious thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/efficacious/thesaurus/related>.
MLASmart Define. "efficacious thesaurus" 13 October 2015. Web. 22 September 2026. <https://smartdefine.org/efficacious/thesaurus/related>