troikas
troi-kas
noun
Groups of three people, countries, or organisations collaborating, often politically.
"The EU troikas discussed bailout terms."
noun
Traditional Russian carriages or sleighs pulled by three horses abreast.
"Historical paintings often depict troikas."
Thesaurus
Synonyms: threesome, triplet, tercet, three, deuce-ace, trinity, III, triad, tierce, trine, 3, ternary