Needful

a.	1.	Full of need; in need or want; needy; distressing. The needful time of trouble. - Bk. of Com. Prayer.
	2.	Necessary for supply or relief; requisite. All things needful for defense abound. - Dryden.

Adj.

1.

needful - necessary for relief or supply; "provided them with all things needful" Synonyms: needed, required, requisite

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