bassinet vs pushchair

bassinet and pushchair both are nouns.

Word	Noun	Adjective	Verb	Adverb
bassinet	Yes	No	No	No
pushchair	Yes	No	No	No

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

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

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

bassinet (noun)	pushchair (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