I have a a translation for gentle as DOU. will this work if i try to say 'he was very gentle with me'. thanks and welcome back.

It depends on what he 'performed' so gently.
Li te trè dou avè m.

Li te aji avèk anpil souplès avè m.

Haitian Creole ↔ English Reference, Look up Haitian Creole and English Words