effective

Indicates a high degree of effectiveness.

Used to emphasize a strong positive effect.

Indicates a very high degree of effectiveness.

Indicates 100% effectiveness, with no exceptions.

Indicates that something is effective to its maximum potential.

Emphasizes that the effectiveness is genuine and real.

Emphatic way to say completely effective.

Emphasizes a surprising and very high level of effectiveness.

Indicates an effectiveness that is worthy of comment or notice.

Indicates a moderate or reasonable level of effectiveness.

Indicates an extremely large degree of effectiveness.

Indicates an extremely high degree of effectiveness.

Indicates a very unusual and high level of effectiveness.

Used for a law or rule that is starting to be in force.

Used for a law or rule that continues to be in force.

To function in a way that produces the intended result.

To be shown to be effective through experience or testing.

To cause something to become effective.

To discover or believe that something is effective.

To give the impression of being effective.

To appear to be effective.

Used to specify the area or context in which something is effective (often with -ing verbs).

Used to specify the activity or task where something is effective (often with -ing verbs).