69 entries under requirement topic. ×

1
privation(need, essential, prerequisite, essentiality)
1
right(noun, adjective, want, essential, obligation)
1
undeniability(noun, need, essential, prerequisite)
1
urgency(noun, want, need, essential, certainty)
1
vital part(noun, expression, need, essential)
1
vitals(noun, need, essential, prerequisite)
0
be necessary(expression, idiom)
0
charge(noun, want, essential, obligation)
0
commitment(noun, want, essential, obligation)
0
committal(noun, want, essential, obligation)
0
create a(expression, idiom)
0
deficiency(noun, want, essential, necessity)
0
desiderate
0
desire
0
devoir(noun, want, essential, obligation)
0
extremity(noun, want, essential, necessity)
0
in request(expression, idiom)
0
inadequacy(noun, want, essential, necessity)
0
insufficiency(noun, want, essential, necessity)
0
longing(noun, want, essential, necessity)
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APASmart Define. (2015). necessary thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/necessary/thesaurus/synonyms
ChicagoSmart Define. 2015. "necessary thesaurus" https://smartdefine.org/necessary/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2015, necessary thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/necessary/thesaurus/synonyms>.
MLASmart Define. "necessary thesaurus" 2 November 2015. Web. 26 September 2026. <https://smartdefine.org/necessary/thesaurus/synonyms>