1
imprinted
1
indelibly impressed
1
infixed
1
ingrained
1
ingrown
1
intent(adjective, firm, determined, usual, regular)
1
inwrought
1
iron
1
ironclad(adjective, firm, determined, usual, regular)
1
knitted
1
locked in(expression, adjective, firm, determined, usual)
1
long-established
1
lusty
1
marrowy
1
muscle-bound
1
muscular
1
obstinate(adjective, firm, determined, usual, regular)
1
old-line
1
on a rock(expression, idiom)
1
on bedrock
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APASmart Define. (2015). well-set thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/well-set/thesaurus/synonyms
ChicagoSmart Define. 2015. "well-set thesaurus" https://smartdefine.org/well-set/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, well-set thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/well-set/thesaurus/synonyms>.
MLASmart Define. "well-set thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/well-set/thesaurus/synonyms>