231 entries under noun topic. ×

2
tail end(expression, top, point, limit)
2
territory(state, province, country, region)
1
abuttals(limit, border, borderline, frontier)
1
affiliate(break, split, disagreement, class)
1
associate(break, split, disagreement, class)
1
bottom(part, top, face, edge)
1
branch(break, split, disagreement, class)
1
breadth(area, scope, range, extent)
1
category(break, split, disagreement, class)
1
chunk(break, split, disagreement, class)
1
class(break, split, disagreement, share)
1
compartment(break, split, disagreement, class)
1
contour
1
cusp(top, point, limit, extreme)
1
cut(verb, break, split, disagreement)
1
degree(break, split, disagreement, class)
1
department(break, influence, split, scope)
1
dividend(break, split, disagreement, class)
1
dividing line(expression, idiom, break, split)
1
divvy(break, split, disagreement, class)
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APASmart Define. (2015). boundary thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/boundary/thesaurus/synonyms
ChicagoSmart Define. 2015. "boundary thesaurus" https://smartdefine.org/boundary/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, boundary thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/boundary/thesaurus/synonyms>.
MLASmart Define. "boundary thesaurus" 10 April 2015. Web. 29 September 2026. <https://smartdefine.org/boundary/thesaurus/synonyms>