deuce-ace vs triplet

deuce-ace and triplet both are nouns.

Word	Noun	Adjective	Verb	Adverb
deuce-ace	Yes	No	No	No
triplet	Yes	No	No	No

As nouns, deuce-ace and triplet are synonyms defined as:

deuce-ace and triplet: the cardinal number that is the sum of one and one and one

Other synonyms of deuce-ace include 3, III, leash, tercet, ternary, ternion, terzetto, three, threesome, tierce, trey, triad, trine, trinity, trio, troika.

deuce-ace (noun)	triplet (noun)
the cardinal number that is the sum of one and one and one	a set of three similar things considered as a unit
	one of three offspring born at the same time from the same pregnancy
	the cardinal number that is the sum of one and one and one