A participle is a word formed from a verb.
Like going, gone, being, or been.
It can also be an adjective like working woman, burned toast. (A verb being used as an adjective).
GRAMMAR
1 a word formed from a verb (e.g., going, gone, being, been ) and used as an adjective (e.g., working woman, burned toast ) or a noun (e.g., good breeding ). In English, participles are also used to make compound verb forms (e.g., is going, has been ).