72 entries under imperative topic. ×

1
constitutive(important, essential, critical, basic, fundamental)
1
de rigueur(expression, adjective, significant, essential, basic)
1
esteemed(significant, vital)
1
expedient(adjective, significant, essential, basic, vital)
1
extensive(big, significant, substantial, valuable, vital)
1
front-page(big, significant, substantial, valuable, vital)
1
fundamental(adjective, important, significant, essential, critical)
1
great(adjective, firm, intense, big, passionate)
1
incumbent on(expression, adjective, significant, essential, basic)
1
influential(significant, vital, forceful, persuasive)
1
large(big, significant, substantial, valuable, vital)
1
marked(big, significant, substantial, valuable, vital)
1
material(adjective, big, significant, substantial, valuable)
1
meat-and-potatoes(important, essential, critical, basic, fundamental)
1
name(important, essential, critical, fundamental, decisive)
1
name-of-the-game(important, essential, critical, basic, fundamental)
1
name of game(expression, adjective, idiom, significant, essential)
1
nitty-gritty(important, essential, critical, basic, fundamental)
1
ponderous(big, significant, substantial, valuable, vital)
1
prerequisite(adjective, important, significant, essential, critical)
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APASmart Define. (2015). urgent thesaurus. Retrieved September 28, 2026, from https://smartdefine.org/urgent/thesaurus/synonyms
ChicagoSmart Define. 2015. "urgent thesaurus" https://smartdefine.org/urgent/thesaurus/synonyms (accessed September 28, 2026).
HarvardSmart Define 2015, urgent thesaurus, Smart Define, viewed 28 September, 2026, <https://smartdefine.org/urgent/thesaurus/synonyms>.
MLASmart Define. "urgent thesaurus" 3 August 2015. Web. 28 September 2026. <https://smartdefine.org/urgent/thesaurus/synonyms>