49 entries under secure topic. ×

21
set(verb, form, support, calm, close)
20
harden(verb, form, support, close, place)
20
solidify(verb, form, close, place, set)
17
congeal(verb, form, close, place, set)
15
thicken(verb, form, close, place, set)
7
fix(verb, calm, close, set)
5
rigidify(verb, place, set, settle)
4
consolidate(verb, close, place, set, fix)
4
support(noun, verb, calm, fix, increase)
3
cement(verb, close, place, set, fix)
2
fasten(verb, calm, place, set, fix)
2
settle(verb, calm, close, set, fix)
2
stabilize(verb, calm, place, set, fix)
2
steady(verb, calm, place, set, fix)
1
affix(verb, place, set, fix)
1
anchor(verb, place, set, fix)
1
attach(verb, place, set, fix)
1
bind(verb, place, set, fix)
1
catch(verb, place, set, fix)
1
connect(verb, place, set, fix)
<123>
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APASmart Define. (2015). stiffen thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/stiffen/thesaurus/synonyms
ChicagoSmart Define. 2015. "stiffen thesaurus" https://smartdefine.org/stiffen/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2015, stiffen thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/stiffen/thesaurus/synonyms>.
MLASmart Define. "stiffen thesaurus" 13 April 2015. Web. 24 September 2026. <https://smartdefine.org/stiffen/thesaurus/synonyms>