Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun requirement

3 senses of requirement

Sense 1
requirement, demand -- (required activity; "the requirements of his work affected his health"; "there were many demands on his time")
       => duty, responsibility, obligation -- (the social force that binds you to the courses of action demanded by that force; "we must instill a sense of duty in our children"; "every right implies a responsibility; every opportunity, an obligation; every possession, a duty"- John D.Rockefeller Jr)

Sense 2
necessity, essential, requirement, requisite, necessary -- (anything indispensable; "food and shelter are necessities of life"; "the essentials of the good life"; "allow farmers to buy their requirements under favorable conditions"; "a place where the requisites of water fuel and fodder can be obtained")
       => thing -- (a separate and self-contained entity)

Sense 3
prerequisite, requirement -- (something that is required in advance; "Latin was a prerequisite for admission")
       => duty, responsibility, obligation -- (the social force that binds you to the courses of action demanded by that force; "we must instill a sense of duty in our children"; "every right implies a responsibility; every opportunity, an obligation; every possession, a duty"- John D.Rockefeller Jr)