baptismal font vs basin

baptismal font and basin both are nouns.

Word	Noun	Adjective	Verb	Adverb
baptismal font	Yes	No	No	No
basin	Yes	No	No	No

As nouns, basin is a hypernym of baptismal font; that is, basin is a word with a broader meaning than baptismal font:

baptismal font (noun)	basin (noun)
bowl for baptismal water	a bowl-shaped vessel; usually used for holding food or liquids
	a bathroom sink that is permanently installed and connected to a water supply and drainpipe; where you can wash your hands and face
	the entire geographical area drained by a river and its tributaries; an area characterized by all runoff being conveyed to the same outlet
	a natural depression in the surface of the land often with a lake at the bottom of it
	the quantity that a basin will hold