1
anchored(adjective, strong, solid, stable, sure)
1
bound(verb, adjective, strong, solid, stable)
1
buttoned down(expression, adjective, strong, solid, stable)
1
constant(adjective, firm, true, fixed, steadfast)
1
enriched
1
entwined
1
fastened(verb, adjective, strong, firm, solid)
1
firm(adjective, strong, true, stable, fixed)
1
fortifies
1
fortify
1
guarded(verb, adjective, firm, safe, sheltered)
1
immovable(adjective, strong, firm, solid, true)
1
intensified
1
iron(adjective, strong, solid, stable, sure)
1
laced
1
locked(adjective, strong, firm, solid, stable)
1
nailed(adjective, strong, solid, stable, sure)
1
safe and sound(expression, adjective, idiom, strong, solid)
1
safeguarded
1
set(verb, adjective, strong, firm, solid)
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APASmart Define. (2015). fortified thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/fortified/thesaurus/synonyms
ChicagoSmart Define. 2015. "fortified thesaurus" https://smartdefine.org/fortified/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, fortified thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/fortified/thesaurus/synonyms>.
MLASmart Define. "fortified thesaurus" 14 April 2015. Web. 24 September 2026. <https://smartdefine.org/fortified/thesaurus/synonyms>