Five Principal Parts of verb

these are the verbs form in which it is in base form meaning it's just the verb.

it is the form of the verb in which shows what is happening now or a habitual act; happens regularly or routine; may use base or -s form.

an action that already happened. This form has regular uses -ed form; irregular forms varies.

The action is ongoing, in progress, continuous.; formed with "be" + -ing

used in perfect tenses, normally, accompanied by auxiliary verbs; used with "have", "be" for perfect or passive constructions.

The core part of the verb without any endings; it carries the base meaning.
The base form of the verb