The word 'pollution' is not a verb. The word pollution is a noun, a word for a substance in the environment that is harmful; a word for a thing.
The verb forms are: pollute, pollutes, polluting, polluted
The verb to pollute is a main verb.
The verb form of pollution is pollute. As in "to pollute something".
Strumming is a main Verb
Pollution is the abstract noun.
The word pollution is a noun. It is the act of polluting.
A helping verb can work with the main verb to tell about an action. The helping verb always comes before the main verb.
water pollution, air pollution, land pollution etc....
To believe is a main verb.
A helping verb can work with the main verb to tell about an action. The helping verb always comes before the main verb.
It's a main verb.
Water Pollution Air pollution Voice Pollution
Auxiliary verbs (also known as helping verbs) can be added to a main verb to create a verb phrase. These auxiliary verbs help convey additional information about the main verb's tense, mood, aspect, or voice.
the main diseases caused by pollution are such as lung and skin cancers