What is participle of sit?
The past participle is sat.
The present participle is sitting
Sit is a verb, not an adjectiv, with past tense and past participle of "sat" sitting is an adjective form ( called a present participle) Sitting can also also a noun form (called a gerund). Never bother a sitting dog. (used as an adjective) We ate lunch in the second sitting today. (used as a noun) I have a sitting with the artist who is painting my portrait at 9:00am. (used as a noun)