Synonyms|912Antonyms|70|Broader|25Narrower|14Related|751

50 entries under obligatory topic. ×

1
all-important(adjective, significant, essential, basic, vital)
1
chief(adjective, significant, essential, basic, vital)
1
exigent(adjective, significant, essential, basic, vital)
1
expedient(adjective, significant, essential, basic, vital)
1
incumbent on(verb, expression, adjective, phrasal verb, significant)
1
indissoluble(adjective, permanent, required)
1
name of game(expression, adjective, idiom, significant, essential)
1
needed(adjective, significant, essential, basic, vital)
1
needful(adjective, significant, essential, basic, vital)
1
quintessential(adjective, significant, essential, basic, vital)
1
specified(adjective, significant, essential, basic, vital)
1
unavoidable(adjective, certain, significant, essential, basic)
1
wanted(adjective, significant, essential, basic, vital)
0
basic(adjective, significant, essential, vital, fundamental)
0
bottom-line(adjective, significant, essential, basic, vital)
0
cardinal(adjective, significant, essential, basic, vital)
0
compulsatory(adjective, necessary, forced, required)
0
counted upon(expression, adjective, required)
0
crucial(adjective, significant, essential, basic, vital)
0
elementary(adjective, significant, essential, basic, vital)
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HarvardSmart Define 2015, binding thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/binding/thesaurus/synonyms>.
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