bassinet vs perambulator

bassinet and perambulator both are nouns.

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

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

bassinet: a perambulator that resembles a bassinet
perambulator: 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, pram, pushchair, pusher, stroller.

bassinet (noun)	perambulator (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