neigh vs whinny

neigh and whinny both are nouns.

Word	Noun	Adjective	Verb	Adverb
neigh	Yes	No	Yes	No
whinny	Yes	No	Yes	No

As nouns, neigh and whinny are synonyms defined as:

Other synonyms of neigh include nicker, whicker.

As verbs, neigh and whinny are synonyms defined as:

Other synonyms of neigh include nicker, whicker.

neigh (noun)	whinny (noun)
the characteristic sounds made by a horse	the characteristic sounds made by a horse

neigh (verb)	whinny (verb)
make a characteristic sound, of a horse	make a characteristic sound, of a horse