1
inescapable(expected, predictable, necessary, inexorable, undeniable)
1
inflexible(adjective, expected, predictable, necessary, inexorable)
1
instituted
1
instructed
1
instructive
1
intent(adjective, firm, determined, usual, regular)
1
inveterate(adjective, firm, determined, usual, regular)
1
inviolable
1
ironclad(adjective, firm, determined, usual, regular)
1
irrefutable
1
irresistible(expected, predictable, necessary, inexorable, undeniable)
1
irrevocable(expected, predictable, necessary, inexorable, undeniable)
1
legalized
1
locked in(expression, adjective, firm, determined, usual)
1
merited
1
methodical
1
no ifs ands or buts(expression, expected, predictable, necessary, inexorable)
1
nonarbitrary
1
obligatory(adjective, expected, predictable, necessary, inexorable)
1
obstinate(adjective, firm, determined, usual, regular)
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APASmart Define. (2015). prescribed thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/prescribed/thesaurus/synonyms
ChicagoSmart Define. 2015. "prescribed thesaurus" https://smartdefine.org/prescribed/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, prescribed thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/prescribed/thesaurus/synonyms>.
MLASmart Define. "prescribed thesaurus" 13 April 2015. Web. 23 September 2026. <https://smartdefine.org/prescribed/thesaurus/synonyms>