Deficiently

1de;fi;cient pronunciation: function: adjective etymology: latin deficient-, deficiens, present participle of deficere to be wanting — more at defectdate: 1581 1 : lacking in some necessary quality or element lt;deficient in judgmentgt;2 : not up to a normal standard or complement : defective lt;deficient strengthgt;— de;fi;cient;ly adverb