Needful

Adjective

 * 1) Needed, necessary, mandatory.
 * 2) *1898,, Chapter 5
 * So I went to keep house with him at the Why Not? and my aunt sent down my bag of clothes, and would have made over to Elzevir the pittance that my father left for my keep, but he said it was not needful, and he would have none of it.

Thesaurus
called for, cardinal, essential, fundamental, imperative, indicated, indispensable, irreducible, irreductible, irreplaceable, mazuma, moolah, necessary, needed, ooftish, pelf, prerequisite, required, requisite, rhino, rocks, scratch, shekels, smash, unforgoable, vital, wanted

Derived terms

 * do the needful