trolley coach vs jitney

trolley coach and jitney both are nouns.

Word	Noun	Adjective	Verb	Adverb
trolley coach	Yes	No	No	No
jitney	Yes	No	No	No

As nouns, jitney is a hypernym of trolley coach; that is, jitney is a word with a broader meaning than trolley coach:

trolley coach: a passenger bus with an electric motor that draws power from overhead wires
jitney: a vehicle carrying many passengers; used for public transport

Other hypernyms of trolley coach include autobus, bus, charabanc, coach, double-decker, motorbus, motorcoach, omnibus, passenger vehicle.

trolley coach (noun)	jitney (noun)
a passenger bus with an electric motor that draws power from overhead wires	a vehicle carrying many passengers; used for public transport