Synset

anything indispensable
<noun.object>   freq. cnt.: 26 freq. cnt.: 18 freq. cnt.: 7 freq. cnt.: 1

essential

necessary

necessity

requirement

requisite

sample sentences

"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"