spring water vs water

spring water and water both are nouns.

Word	Noun	Adjective	Verb	Adverb
spring water	Yes	No	No	No
water	Yes	No	Yes	No

As nouns, water is a hypernym of spring water; that is, water is a word with a broader meaning than spring water:

As nouns, water is a hypernym of spring water; that is, water is a word with a broader meaning than spring water:

spring water: underground water that is held in the soil and in pervious rocks
water: binary compound that occurs at room temperature as a clear colorless odorless tasteless liquid; freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade; widely used as a solvent

Other hypernyms of spring water include H2O.

spring water (noun)	water (noun)
water from a spring	a facility that provides a source of water
underground water that is held in the soil and in pervious rocks	a liquid necessary for the life of most animals and plants
	the part of the earth's surface covered with water (such as a river or lake or ocean)
	binary compound that occurs at room temperature as a clear colorless odorless tasteless liquid; freezes into ice below 0 degrees centigrade and boils above 100 degrees centigrade; widely used as a solvent
	liquid excretory product
	once thought to be one of four elements composing the universe (Empedocles), associated with the humour phlegm

spring water (verb)	water (verb)
	secrete or form water, as tears or saliva
	supply with water, as with channels or ditches or streams
	fill with tears
	provide with water