Fen- (probably in part from Middle Irish Féni freeholders, legendary settlers of Ireland, in part from Irish fiann, genitive singular féinne band of warriors) + -ian
1816, in the meaning defined at sense 1
👨🏻🏫 Mr. Ng 韋氏詞典 📚 – mw.mister5️⃣.net切換為繁體中文