57 entries under adjective topic. ×

3
compulsory(set, significant, essential, basic)
2
binding(significant, essential, basic, vital)
2
constraining
2
demanded
2
pressing(significant, essential, basic, vital)
1
all-important(significant, essential, basic, vital)
1
bottom-line(important, significant, essential, critical)
1
cardinal(important, significant, capital, essential)
1
chief(important, significant, capital, essential)
1
compelling(significant, essential, basic, vital)
1
crucial(important, significant, capital, essential)
1
de rigueur(expression, significant, essential, basic)
1
decisive(important, significant, essential, critical)
1
exigent(significant, essential, basic, vital)
1
incumbent on(expression, significant, essential, basic)
1
inescapable
1
inevitable
1
inexorable
1
involuntary
1
momentous(significant, essential, basic, vital)
11 years ago|8k views|share |citing 
APASmart Define. (2015). prerequisite thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/prerequisite/thesaurus/synonyms
ChicagoSmart Define. 2015. "prerequisite thesaurus" https://smartdefine.org/prerequisite/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, prerequisite thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/prerequisite/thesaurus/synonyms>.
MLASmart Define. "prerequisite thesaurus" 4 September 2015. Web. 23 September 2026. <https://smartdefine.org/prerequisite/thesaurus/synonyms>