effective 9 Associations

effectual efficacious hard-hitting (similar term) trenchant (similar term) impelling (similar term) impressive (similar term) telling (similar term)

effective 9 Associations

efficient competent (similar term)

effective 9 Associations

efficacious (similar term)

effective 9 Associations

good in effect in force operative (similar term)

effective 9 Associations

actual (similar term) existent (similar term)

effective 9 Associations

operational (similar term)

effectiveness 13 Associations

effectivity effectualness effectuality power (generic term) powerfulness (generic term) ineffectiveness (antonym)

effectiveness 13 Associations

potency strength power (generic term) powerfulness (generic term)

effectivity 11 Associations

effectiveness effectualness effectuality power (generic term) powerfulness (generic term) ineffectiveness (antonym)

effectuality 12 Associations

effectiveness effectivity effectualness power (generic term) powerfulness (generic term) ineffectiveness (antonym)

effectualness 13 Associations

effectiveness effectivity effectuality power (generic term) powerfulness (generic term) ineffectiveness (antonym)

efficaciousness 15 Associations

efficacy effectiveness (generic term) effectivity (generic term) effectualness (generic term) effectuality (generic term) inefficacy (antonym)

efficacy 8 Associations

efficaciousness effectiveness (generic term) effectivity (generic term) effectualness (generic term) effectuality (generic term) inefficacy (antonym)