Synonyms|312Antonyms|117|Broader|4Narrower|13Related|364

37 entries under basic topic. ×

1
all-important(adjective, significant, essential, vital)
1
chief(adjective, significant, essential, vital)
1
expedient(adjective, significant, essential, vital)
1
incumbent on(expression, adjective, significant, essential)
1
name of game(expression, adjective, idiom, significant, essential)
1
quintessential(adjective, significant, essential, vital)
1
specified(adjective, significant, essential, vital)
1
wanted(adjective, significant, essential, vital)
0
bottom-line(adjective, significant, essential, vital)
0
cardinal(adjective, significant, essential, vital)
0
elementary(adjective, significant, essential, vital)
0
fundamental(adjective, significant, essential, vital)
0
momentous(adjective, significant, essential, vital)
0
paramount(adjective, significant, essential, vital)
0
prime(adjective, significant, essential, vital)
0
principal(adjective, significant, essential, vital)
0
significant(adjective, essential, vital, required)
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APASmart Define. (2015). obligatory thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/obligatory/thesaurus/synonyms
ChicagoSmart Define. 2015. "obligatory thesaurus" https://smartdefine.org/obligatory/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, obligatory thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/obligatory/thesaurus/synonyms>.
MLASmart Define. "obligatory thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/obligatory/thesaurus/synonyms>