Participle
In English language, a participle is an adjective form of a verb. A present particple is a verb with a suffix "-ing" while a past partciple is a verb with suffix "-ed".
e.g.
- "talk" becomes "talking" and "talked"
- "do" becomes "doing" and "done"
A present participle is often confused with a gerund, a noun form of a verb with -ing.