streetcar track vs tramline

streetcar track and tramline both are nouns.

Word	Noun	Adjective	Verb	Adverb
streetcar track	Yes	No	No	No
tramline	Yes	No	No	No

As nouns, streetcar track and tramline are synonyms defined as:

streetcar track and tramline: the track on which trams or streetcars run

Other synonyms of streetcar track include tramway.

streetcar track (noun)	tramline (noun)
the track on which trams or streetcars run	the track on which trams or streetcars run