hautbois vs oboe

hautbois and oboe both are nouns.

Word	Noun	Adjective	Verb	Adverb
hautbois	Yes	No	No	No
oboe	Yes	No	No	No

As nouns, hautbois and oboe are synonyms defined as:

hautbois and oboe: a slender double-reed instrument; a woodwind with a conical bore and a double-reed mouthpiece

Other synonyms of hautbois include hautboy.

hautbois (noun)	oboe (noun)
a slender double-reed instrument; a woodwind with a conical bore and a double-reed mouthpiece	a slender double-reed instrument; a woodwind with a conical bore and a double-reed mouthpiece