11
fastened(verb, adjective, strong, solid, short)
11
shut(verb, adjective, sound, short, uncomfortable)
10
closed(verb, adjective, secure, shut, closed)
8
bolted(verb, adjective, closed)
8
latched(verb, adjective, closed)
7
fast(adjective, strong, sound, secure, firm)
6
barred(verb, adjective)
6
secured(verb, adjective, closed)
5
tight(adjective, strong, secure, solid, short)
4
blocked(verb, adjective, sound, firm, short)
4
jammed(verb, closed)
4
obstructed(verb, adjective, sound, firm, short)
4
sealed(verb, adjective, closed)
4
stopped(verb, adjective, closed)
3
barricaded(verb, closed)
3
curled
3
joined(verb, closed)
3
lagged
3
padlocked
3
secure(adjective, sound, firm, fast, short)
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APASmart Define. (2013). locked thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/locked/thesaurus/synonyms
ChicagoSmart Define. 2013. "locked thesaurus" https://smartdefine.org/locked/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2013, locked thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/locked/thesaurus/synonyms>.
MLASmart Define. "locked thesaurus" 27 June 2013. Web. 20 September 2026. <https://smartdefine.org/locked/thesaurus/synonyms>