Synonyms
Adjective
1. efficacious
2. effective, effective, effectual, effective
3. effectual, hard-hitting, trenchant, impelling, impressive, telling, rough-and-ready, efficient, potent, strong, powerful, useful, utile
Misspellings - Typos
effiicacious, effixacious, edficacious, efficaious, efficacuous, efficaccious, effiacious, efficaciouss, feficacious, efficaciius, efficaciou, effciacious, efficacius, efficacoius, efficacioys, efficaciois, effucacious, efficaacious, effivacious, rfficacious, effocacious, efficaciious, eefficacious, efficacios, efifcacious, efficcious, efficacioous, efdicacious, eficacious, efficavious, effficacious, efficaciosu, effcacious, efficcacious, effficacious, efficacoous, fficacious, efficaicous, wfficacious, efficacipus, effiaccious, efficacous, eficacious, efficaciuos, efficaciouus, efficacioua, efficcaious, efficacioud, egficacious, efficaxious, efgicacious, efficscious