VERB
a word used to describe an action, state, or occurrence, and forming the main part of the predicate of a sentence, such as hear, become, happen.

​Action Verbs show a physical or mental action. run, jump, sing, talk think, learn, build, write Linking Verbs connect the subject to a description of its state or condition. is, was, am (forms of "to be") appear, feel, seem Helping Verbs (or auxiliary verbs) come before the main verb to express tense, mood, or voice. can, will, have, does, was