40 entries under separate topic. ×

6
cut off(verb, expression, phrasal verb, stop, close)
5
block off(verb, expression, close, block)
5
isolate(verb, stop, cut, block)
5
obstruct(verb, stop, close, check)
5
segregate(verb, stop, remove, block)
5
sequester(verb, stop, block, enclose)
4
block(verb, stop, close, delay)
4
insulate(verb, stop, remove, block)
3
stop(verb, close, halt, block)
2
island(verb, remove, disconnect, segregate)
2
seclude(verb, close, block, enclose)
1
catch(verb, stop, close, halt)
1
confine(verb, close, remove, block)
1
detach(verb, close, remove, block)
1
disconnect(verb, stop, remove, block)
1
halt(verb, stop, close, block)
1
intercept(verb, stop, close, halt)
1
intervene(verb, stop, block, interrupt)
1
keep apart(verb, expression, close, isolate)
1
quarantine(verb, remove, divide, confine)
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APASmart Define. (2015). close off thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/close_off/thesaurus/synonyms
ChicagoSmart Define. 2015. "close off thesaurus" https://smartdefine.org/close_off/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, close off thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/close_off/thesaurus/synonyms>.
MLASmart Define. "close off thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/close_off/thesaurus/synonyms>