tramway vs tramline

tramway and tramline both are nouns.

Word	Noun	Adjective	Verb	Adverb
tramway	Yes	No	No	No
tramline	Yes	No	No	No

As nouns, tramway and tramline are synonyms defined as:

Other synonyms of tramway include streetcar track.

tramway (noun)	tramline (noun)
the track on which trams or streetcars run	the track on which trams or streetcars run
a conveyance that transports passengers or freight in carriers suspended from cables and supported by a series of towers