Base and Mainspring

Base noun - An immaterial thing upon which something else rests.

Mainspring and base are semantically related In some cases you can use "Mainspring" instead a noun "Base".

Nearby Words: basic, basal, based, baseline, baseball

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

Base and mainspring are semantically related in origin topic. Sometimes you can use "Base" instead a noun "Mainspring", if it concerns topics such as cause, vital element.