Active and Strenuous

Active adjective - Being in effective operation.

Strenuous is a synonym for active in action topic. In some cases you can use "Strenuous" instead an adjective "Active", when it comes to topics like busy.

Nearby Words: action, activity, activate, acting, activated

Strenuous adjective - Marked by or uttered with forcefulness.

Active is a synonym for strenuous in energetic topic. You can use "Active" instead an adjective "Strenuous", if it concerns topics such as action, vigorous, tireless.

Nearby Word: strenuously