105 entries under tough topic. ×

2
mighty(adjective, good, strong, great, sound)
2
potent(adjective, strong, direct, sound)
2
sound(adjective, strong, direct, easy)
2
useful(adjective, good, correct, appropriate)
2
vigorous(adjective, strong, sound, sharp)
1
absolute(adjective, good, bad, strong, complete)
1
acclimatized(adjective, strong, sound, fit)
1
big(adjective, strong, sound, solid)
1
businesslike(energetic, effective, adept, effectual)
1
complete(adjective, good, bad, correct)
1
conducive(energetic, effective, adept, effectual)
1
decisive(energetic, effective, adept, effectual)
1
downright(adjective, good, bad, complete)
1
durable(adjective, strong, sound, solid)
1
dynamic(strong, energetic, effective, prevailing)
1
economic(adjective, energetic, effective, adept)
1
economical(adjective, energetic, effective, adept)
1
enduring(adjective, strong, sound, fit)
1
familiar with(expression, energetic, effective, adept)
1
firm(adjective, strong, sound, easy)
10 years ago|20k views|share |citing 
APASmart Define. (2016). able thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/able/thesaurus/synonyms
ChicagoSmart Define. 2016. "able thesaurus" https://smartdefine.org/able/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2016, able thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/able/thesaurus/synonyms>.
MLASmart Define. "able thesaurus" 14 March 2016. Web. 25 September 2026. <https://smartdefine.org/able/thesaurus/synonyms>