Copula Verbs Definition

A copula (also spelled copular) verb is a verb that connects the subject to the complement. They are sometimes called linking verbs.

EG: That food smells nice.

('Smells' connects the subject to the adjective that describes it.)

The following are the principal Copula Verbs in English that can be used to connect the subject to an adjective:

Be; Look; Feel; Taste; Smell; Sound; Seem; Appear; Get; Become; Grow; Stay; Keep; Turn; Prove; Go; Remain; Resemble; Run; Lie