gambrel vs saddleback

gambrel and saddleback both are nouns.

Word	Noun	Adjective	Verb	Adverb
gambrel	Yes	No	No	No
saddleback	Yes	No	No	No

As nouns, saddleback is a hypernym of gambrel; that is, saddleback is a word with a broader meaning than gambrel:

gambrel: a gable roof with two slopes on each side and the lower slope being steeper
saddleback: a double sloping roof with a ridge and gables at each end

Other hypernyms of gambrel include gable roof, saddle roof, saddleback roof.

gambrel (noun)	saddleback (noun)
a gable roof with two slopes on each side and the lower slope being steeper	a double sloping roof with a ridge and gables at each end
	a pass or ridge that slopes gently between two peaks (is shaped like a saddle)