hangar queen vs aeroplane

hangar queen and aeroplane both are nouns.

Word	Noun	Adjective	Verb	Adverb
hangar queen	Yes	No	No	No
aeroplane	Yes	No	No	No

As nouns, aeroplane is a hypernym of hangar queen; that is, aeroplane is a word with a broader meaning than hangar queen:

hangar queen: an airplane with a bad maintenance record
aeroplane: an aircraft that has a fixed wing and is powered by propellers or jets

Other hypernyms of hangar queen include airplane, plane.

hangar queen (noun)	aeroplane (noun)
an airplane with a bad maintenance record	an aircraft that has a fixed wing and is powered by propellers or jets