eft vs newt

eft and newt both are nouns.

Word	Noun	Adjective	Verb	Adverb
eft	Yes	No	No	No
newt	Yes	No	No	No

As nouns, newt is a hypernym of eft; that is, newt is a word with a broader meaning than eft:

eft: a newt in its terrestrial stage of development
newt: small usually bright-colored semiaquatic salamanders of North America and Europe and northern Asia

Other hypernyms of eft include triton.

eft (noun)	newt (noun)
a newt in its terrestrial stage of development	small usually bright-colored semiaquatic salamanders of North America and Europe and northern Asia