Effect and Effectiveness

Effect noun - A condition or occurrence traceable to a cause.

Effectiveness is a synonym for effect in impact topic. In some cases you can use "Effectiveness" instead a noun "Effect", when it comes to topics like force, affect.

Nearby Words: effective, effectual, effected, effectively, effecting

Effectiveness noun - The capacity to persuade.

Effect is a synonym for effectiveness in power topic. You can use "Effect" instead a noun "Effectiveness", if it concerns topics such as affect, influence.

Nearby Words: effective, effectively, effector