fan-jet vs jet plane

fan-jet and jet plane both are nouns.

Word	Noun	Adjective	Verb	Adverb
fan-jet	Yes	No	No	No
jet plane	Yes	No	No	No

As nouns, jet plane is a hypernym of fan-jet; that is, jet plane is a word with a broader meaning than fan-jet:

Other hypernyms of fan-jet include jet-propelled plane, jet.

fan-jet (noun)	jet plane (noun)
a jet engine in which a fan driven by a turbine provides extra air to the burner and gives extra thrust	an airplane powered by one or more jet engines
an airplane propelled by a fanjet engine