front room vs living room

front room and living room both are nouns.

Word	Noun	Adjective	Verb	Adverb
front room	Yes	No	No	No
living room	Yes	No	No	No

As nouns, front room and living room are synonyms defined as:

front room and living room: a room in a private house or establishment where people can sit and talk and relax

Other synonyms of front room include living-room, parlor, parlour, sitting room.

front room (noun)	living room (noun)
a room in a private house or establishment where people can sit and talk and relax	a room in a private house or establishment where people can sit and talk and relax