94 entries under useful topic. ×

11
able(adjective, power, tough, bright, energetic)
11
serviceable(adjective, good, valuable, practical)
10
dependable(adjective, feature, characteristic, honor, detail)
10
expedient(adjective, appropriate, practical, convenient)
9
adequate(adjective, power, tough, energetic, powerful)
9
successful(adjective, good, happy, valuable)
8
advantageous(adjective, good, happy, energetic, proper)
8
helpful(adjective, good, valuable, practical)
8
sound(noun, adjective, clear, strong, tough)
7
profitable(adjective, good, valuable, beneficial)
7
proper(adjective, feature, characteristic, good, honor)
7
sufficient(adjective, helpful, successful, efficient)
7
utilitarian(adjective, practical, beneficial, advantageous)
6
essential(adjective, beneficial, advantageous)
6
practicable(adjective, good, valuable, practical)
5
significant(adjective, strong, sharp, important, powerful)
5
worthwhile(adjective, rich, practical, beneficial)
4
handy(adjective, good, tough, valuable)
4
usable(adjective, practical, running, beneficial)
4
valuable(adjective, good, tough, energetic, proper)
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APASmart Define. (2015). effective thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/effective/thesaurus/synonyms
ChicagoSmart Define. 2015. "effective thesaurus" https://smartdefine.org/effective/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, effective thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/effective/thesaurus/synonyms>.
MLASmart Define. "effective thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/effective/thesaurus/synonyms>