ace vs monas

ace and monas both are nouns.

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

As nouns, monas is a hyponym of ace; that is, monas is a word with a more specific, narrower meaning than ace:

ace: the smallest whole number or a numeral representing this number
monas: a singular metaphysical entity from which material properties are said to derive

Other hyponyms of ace include monad, singleton.

ace (noun)	monas (noun)
a serve that the receiver is unable to reach	a singular metaphysical entity from which material properties are said to derive
one of four playing cards in a deck having a single pip on its face
someone who is dazzlingly skilled in any field
the smallest whole number or a numeral representing this number

ace (adjective)	monas (adjective)
of the highest quality