FAQs About the word effectivity

effectiveness

power to be effective; the quality of being able to bring about an effect

efficient,adequate,effective,efficacious,operative,Potent,productive,achieved,active,adept

fruitless,ineffective,ineffectual,inefficient,inoperative,unproductive,useless,counterproductive,empty,futile

effectiveness => effectiveness, effectively => effectively, effective => effective, effection => effect, effecting => effective,