↑ 1998, NHK日本語発音アクセント辞典 (NHK Japanese Pronunciation Accent Dictionary) (in Japanese), Tōkyō: NHK, ISBN 978-4-14-011112-3
Etymology
Compound of 御(o, “honorific prefix”) +焦げ(koge, “burnt”). The fag hag sense arises from the burnt residue sticking to the お釜(okama, “cooking pot; homosexual”).