3
effortless(adjective, competent, capable, proficient, facile)
3
eligible(suitable, competent, fitted)
3
facile(adjective, keen, smart, intelligent, competent)
3
fast-paced
3
fresh
3
impactful
3
industrious(adjective, work, strain, firmness, labour)
3
infallible(adjective, dependable, unerring)
3
knowledgeable(adjective, suitable, competent, capable, able)
3
ordered(adjective, exact, ordinary, usual, careful)
3
orderly(adjective, reasonable, sensible, exact, ordinary)
3
power(strong, energetic, active, vigorous, controlling)
3
prepared(adjective, keen, smart, skill, intelligent)
3
prompt(adjective, responsive, early)
3
sedulous(adjective, work, strain, firmness, labour)
3
shrewd(adjective, effective, adept)
3
smooth(adjective, energetic, ordinary, usual, normal)
3
sound(adjective, strong, direct, tough, reasonable)
3
suited(skilled, accomplished, talented)
3
tight(adjective, close, mean, frugal, ordered)
11 years ago|19k views|share |citing 
APASmart Define. (2015). efficient thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/efficient/thesaurus/synonyms
ChicagoSmart Define. 2015. "efficient thesaurus" https://smartdefine.org/efficient/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, efficient thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/efficient/thesaurus/synonyms>.
MLASmart Define. "efficient thesaurus" 13 April 2015. Web. 22 September 2026. <https://smartdefine.org/efficient/thesaurus/synonyms>