‘ Running‘ becomes the participle as it is used as an adjective to describe ‘man.’ What kind of man is he? A running man. In this example of a participle, the verb ‘to run’ is used. to run – running – I saw a running man.
Most often, a participle functions as an adjective. A participle is formed from a verb and modifies a noun, noun phrase, pronoun, verb, or verb phrase. A participle ends in -ed or -ing (except for some irregular verbs). A Participle is a form of a verb that can function as part of a verb or adverb phase, or independently as an adjective or an adverb.