penthouse in Finnish

(now, historical) A structure or annexe (especially one with a sloping roof) extending from the side of a building, sometimes as protection from the weather. [from 14th c.]

(by extension, now, rare) Something forming a shelter or canopy over something; an awning, shelter, etc. [from 16th c.]

(tennis) Any of the sloping roofs at the side of a real tennis court. [from 17th c.]

An apartment or suite found on an upper floor, or floors, of a tall building, especially one that is expensive or luxurious with panoramic views. [from 19th c.]