6
maximum
3
high-water mark(noun, expression, level, apex)
2
apogee(top, limit, peak, apex, ceiling)
2
cap
2
ceiling(top, limit, peak, apex, tidemark)
2
end
2
target date
1
apex(top, limit, peak, ceiling, tidemark)
1
bound
1
boundary
1
bourn
1
circumscription
1
compass
1
confine
1
cut-off
1
cutoff
1
deadline
1
delimitation
1
determinant
1
extremity
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APASmart Define. (2015). upper limit thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/upper_limit/thesaurus/synonyms
ChicagoSmart Define. 2015. "upper limit thesaurus" https://smartdefine.org/upper_limit/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, upper limit thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/upper_limit/thesaurus/synonyms>.
MLASmart Define. "upper limit thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/upper_limit/thesaurus/synonyms>