tegument vs cutis

tegument and cutis both are nouns.

Word	Noun	Adjective	Verb	Adverb
tegument	Yes	No	No	No
cutis	Yes	No	No	No

As nouns, tegument and cutis are synonyms defined as:

tegument and cutis: a natural protective body covering and site of the sense of touch

Other synonyms of tegument include skin.

tegument (noun)	cutis (noun)
a natural protective body covering and site of the sense of touch	a natural protective body covering and site of the sense of touch