bassinet vs baby carriage

bassinet and baby carriage both are nouns.

Word	Noun	Adjective	Verb	Adverb
bassinet	Yes	No	No	No
baby carriage	Yes	No	No	No

As nouns, baby carriage is a hypernym of bassinet; that is, baby carriage is a word with a broader meaning than bassinet:

bassinet: a perambulator that resembles a bassinet
baby carriage: a small vehicle with four wheels in which a baby or child is pushed around

Other hypernyms of bassinet include baby buggy, carriage, go-cart, perambulator, pram, pushchair, pusher, stroller.

bassinet (noun)	baby carriage (noun)
a basket (usually hooded) used as a baby's bed	a small vehicle with four wheels in which a baby or child is pushed around
a perambulator that resembles a bassinet