A participle is that form of the verb which partakes of the nature both of a verb and adjective, i.e. a participle is a word which is partly a verb and partly an adjective.
1. Present Participle - Denotes an action as going on, incomplete or imperfect.
e.g.:- We met a girl carrying a basket of flowers.
2. Past Participle - Denotes a completed action or state of the thing spoken of.
e.g.:- Driven by despair, he committed suicide.
3. Perfect Participle - Denotes an action as completed at some past time.
e.g.:- Having rested, we continued our journey.
4. Participle Adjective - It is used as a simple qualifying adjective in front of a noun.
e.g.:- A rolling stone gathers no moss.