II vs distich

II and distich both are nouns.

Word	Noun	Adjective	Verb	Adverb
II	Yes	No	No	No
distich	Yes	No	No	No

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

II: the cardinal number that is the sum of one and one or a numeral representing this number
distich: two items of the same kind

Other hyponyms of II include craps, snake eyes, brace, couple, couplet, duad, duet, duo, dyad, pair, span, twain, twosome, yoke.

II (noun)	distich (noun)
the cardinal number that is the sum of one and one or a numeral representing this number	two items of the same kind