4
expeditious(adjective, speedy, immediate)
4
handy(adjective, tough, effective, adept, well-organized)
4
masterful(adjective, keen, smart, intelligent, competent)
4
prevailing(strong, energetic, effective, influential, commanding)
4
qualified(adjective, tough, keen, smart, intelligent)
4
quick(adjective, smart, bright, prompt, speedy)
4
real
4
reusable(adjective, utilizable)
4
significant(adjective, sharp, useful, beneficial, advantageous)
4
suitable(adjective, useful, beneficial, advantageous, utilizable)
4
utilizable(adjective, utilizable)
4
valuable(adjective, tough, useful, effective, beneficial)
4
workable(adjective, influential, authoritative)
3
achieving(adjective, influential, authoritative)
3
almighty(power, prevailing, influential, commanding)
3
applied(adjective, utilizable)
3
appropriate(adjective, utilizable)
3
arrogant(adjective, authoritative)
3
attested
3
authenticated
11 years ago|10k views|share |citing 
APASmart Define. (2015). effectual thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/effectual/thesaurus/synonyms
ChicagoSmart Define. 2015. "effectual thesaurus" https://smartdefine.org/effectual/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, effectual thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/effectual/thesaurus/synonyms>.
MLASmart Define. "effectual thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/effectual/thesaurus/synonyms>