oxen vs cows

oxen and cows both are nouns.

Word	Noun	Adjective	Verb	Adverb
oxen	Yes	No	No	No
cows	Yes	No	No	No

As nouns, oxen and cows are synonyms defined as:

oxen and cows: domesticated bovine animals as a group regardless of sex or age

Other synonyms of oxen include Bos taurus, cattle, kine.

oxen (noun)	cows (noun)
domesticated bovine animals as a group regardless of sex or age	domesticated bovine animals as a group regardless of sex or age