Verbs are words that are used to denote action, an occurrence or a state of being. Primarily, they are known as action words and used to denote actions.
Vignesh plays cricket.
Shrikanth eats ragi balls for breakfast.
Anil Kumble bowls well.
In the above examples, the words plays, eats & bowls are verbs. They describe the actions the subjects were doing.
Verbs change their form to denote tense, aspect, mood & voice. This change of form is called inflection.
He plays cricket – Present Tense
He played cricket – Past Tense
He will play cricket – Future Tense
In the above examples, the verb play changes form to indicate when the action took place. The verb can be inflected for all the three persons:
And for the two numbers in the Present Tense
And for both tenses and number:
Or more elaborately:
Notice that the verbs change form only for the Third Person Singular. This is true for all Action Verbs.