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
effiacious, efficaciois, effciacious, efficaacious, rfficacious, effficacious, efficacioous, efficaious, efficaciious, efgicacious, efdicacious, efficacioys, efficcacious, efficacuous, efficaicous, efficacius, efficacioua, effucacious, feficacious, efficscious, efficacioud, eficacious, wfficacious, efficaccious, effocacious, effficacious, efficaciouus, eficacious, efficaciouss, effiicacious, efficaciuos, efficacios, efficacoous, effivacious, efficacoius, efficaciius, efficcious, efficacipus, eefficacious, effixacious, efficaxious, egficacious, fficacious, effcacious, edficacious, efifcacious, efficcaious, efficavious, efficaciosu, effiaccious, efficacous, efficaciou