Effect and Mainspring

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

Mainspring is an antonym for effect.

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

Mainspring noun - The most important spring in a mechanical device (especially a clock or watch); as it uncoils it drives the mechanism.

Effect is an antonym for mainspring in topics: origin, agent, base, cause, source.