Synonyms|132Antonyms|0|Broader|8Narrower|8Related|54
1
decrease
1
dry land(expression, idiom)
1
highland
1
hourglass figure
1
hyphen
1
isthmi
1
knitting
1
middle constriction(expression, idiom, narrowness thinness)
1
nape(noun, collar)
1
narrow
1
narrow place
1
narrowing
1
narrows
1
perplexity
1
portage
1
poverty
1
promontory(noun, land, strip)
1
puckering
1
pursing
1
ravine(noun, narrowness thinness)
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APASmart Define. (2015). isthmus thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/isthmus/thesaurus/synonyms
ChicagoSmart Define. 2015. "isthmus thesaurus" https://smartdefine.org/isthmus/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, isthmus thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/isthmus/thesaurus/synonyms>.
MLASmart Define. "isthmus thesaurus" 10 April 2015. Web. 28 September 2026. <https://smartdefine.org/isthmus/thesaurus/synonyms>