18 entries under adjective topic. ×

13
triangular
9
tripartite
8
three-sided
7
multilateral(angularity, laterality)
6
quadrilateral(angularity, laterality)
5
bilateral
5
three-party
4
three-cornered
4
three-way
4
trigonal
3
cuneate
2
pyramidal
0
deltoidal
0
hastate
0
multifarious
0
pyriform
0
three
0
triagonal
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APASmart Define. (2015). trilateral thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/trilateral/thesaurus/synonyms
ChicagoSmart Define. 2015. "trilateral thesaurus" https://smartdefine.org/trilateral/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, trilateral thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/trilateral/thesaurus/synonyms>.
MLASmart Define. "trilateral thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/trilateral/thesaurus/synonyms>