waterwheel vs noria

waterwheel and noria both are nouns.

Word	Noun	Adjective	Verb	Adverb
waterwheel	Yes	No	No	No
noria	Yes	No	No	No

As nouns, noria is a hyponym of waterwheel; that is, noria is a word with a more specific, narrower meaning than waterwheel:

waterwheel: a wheel that rotates by direct action of water; a simple turbine
noria: a water wheel with buckets attached to the rim; used to raise water for transfer to an irrigation channel

Other hyponyms of waterwheel include mill wheel, millwheel.

waterwheel (noun)	noria (noun)
a wheel that rotates by direct action of water; a simple turbine	a water wheel with buckets attached to the rim; used to raise water for transfer to an irrigation channel
a wheel with buckets attached to its rim; raises water from a stream or pond