monad vs monas

monad and monas both are nouns.

Word	Noun	Adjective	Verb	Adverb
monad	Yes	No	No	No
monas	Yes	No	No	No

As nouns, monad and monas are synonyms defined as:

monad and monas: a singular metaphysical entity from which material properties are said to derive

monad (noun)	monas (noun)
(biology) a single-celled microorganism (especially a flagellate protozoan)	a singular metaphysical entity from which material properties are said to derive
a singular metaphysical entity from which material properties are said to derive
(chemistry) an atom having a valence of one