11
ternary(adjective, three, triple)
10
triple(noun, adjective, three, triple)
8
treble
6
threefold(adjective, triple)
5
three(noun, three)
5
triplicate
4
trine
4
trio(noun, three)
3
double
3
flat
3
three-ply(adjective, triple)
3
triad(noun, three)
3
trinal
3
triplet(noun, three)
3
triune
2
deltoid
2
dual
2
triadic
2
triangular
2
tripartite
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APASmart Define. (2015). triplex thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/triplex/thesaurus/synonyms
ChicagoSmart Define. 2015. "triplex thesaurus" https://smartdefine.org/triplex/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, triplex thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/triplex/thesaurus/synonyms>.
MLASmart Define. "triplex thesaurus" 7 December 2015. Web. 20 September 2026. <https://smartdefine.org/triplex/thesaurus/synonyms>