troika vs triplet

troika and triplet both are nouns.

Word	Noun	Adjective	Verb	Adverb
troika	Yes	No	No	No
triplet	Yes	No	No	No

As nouns, troika and triplet are synonyms defined as:

troika and triplet: the cardinal number that is the sum of one and one and one

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

troika (noun)	triplet (noun)
a Russian carriage pulled by three horses abreast	a set of three similar things considered as a unit
a modern Russian triumvirate	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	the cardinal number that is the sum of one and one and one