73 entries under adjective topic. ×

1
strong(solid, stable, sure, safe)
1
tenacious(strong, secure, solid, steady)
1
uncompromising(obstinate, stubborn, willful)
0
adjusted(strong, solid, stable, sure)
0
buttoned down(expression, strong, solid, stable)
0
childproof
0
debauched
0
decided(strong, determined, rigid, inflexible)
0
defended(firm, safe, sheltered, protected)
0
guarded(firm, safe, sheltered, protected)
0
immune(safe, sheltered, protected)
0
impregnable(safe, sheltered, protected)
0
inaccessible(protected, tamper-proof)
0
iron(strong, solid, stable, sure)
0
loyal
0
profligate
0
protected(firm, safe, sheltered, warranted)
0
quick
0
rented
0
restricted(firm, warranted, fortressed)
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APASmart Define. (2013). locked thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/locked/thesaurus/synonyms
ChicagoSmart Define. 2013. "locked thesaurus" https://smartdefine.org/locked/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2013, locked thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/locked/thesaurus/synonyms>.
MLASmart Define. "locked thesaurus" 27 June 2013. Web. 28 September 2026. <https://smartdefine.org/locked/thesaurus/synonyms>