penthouse
意味
- ひさし,差し掛け屋根
- (ビルの屋上などに作った,通例テラスつきの)屋上住宅
語源
英語の原文（Wiktionary）
From Anglo-Norman pentiz (“pentice”), from apendiz (“appentice”), ultimately from a suffixed form of Latin appendō (“to append”). Altered by folk etymology to appear to be a compound of house. Doublet of appentice and pentice.