I. verb
1.
Synonyms: lack , need, require
Idioms: be found wanting, fall short, feel the want of
2.
Synonyms: desire 1, ||choose, covet, crave, desiderate, wish
Related Word: choose, prefer
Idioms: could do with, have a mind ( or an eye) to
3.
to have as a duty or responsibility
you want to behave yourself
Synonyms: must, ought, should
Related Word: become, befit, behoove; need (to)
Idioms: be wise to, had better ( or best)
II. noun
1.
Synonyms: absence , dearth, default, defect, lack, ||miss, privation
Related Word: exigency, necessity, need
Contrasted words: sufficiency
2.
Synonyms: poverty 1, destitution, impecuniousness, impoverishment, indigence, need, neediness, penury, poorness, privation
Related Word: exiguousness, meagerness, scantiness, skimpiness; inadequacy, insufficiency
Contrasted words: riches
3.
Synonyms: requirement 1, demand, need