necessary
— Noun
– English
~ 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"
necessary
— Adjective
– English
~ unavoidably determined by prior circumstances; "the necessary consequences of one's actions"
necessary
— Adjective
– English
~ absolutely essential