needful
[adjective]
Synonyms: necessary, essential, indispensable, needed, required, requisite, stipulated, vital

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Antonyms: needless
Contrasted words: excess, redundant, superfluous, nonessential, unessential, uncalled-for, unnecessary, unneeded
Related Words: essential, imperative, indispensable, necessary, lacked, wanted, cardinal, fundamental, vital

[TahlilGaran] English Synonym Dictionary ▲

need‧ful /ˈniːdfəl/ adjective old use
necessary:
needful expenditure

[TahlilGaran] Dictionary of Contemporary English ▲