Inefficient

Adjective

 * 1) Not efficient; not producing the effect intended or desired; inefficacious; as, inefficient means or measures.
 * 2) Incapable of, or indisposed to, effective action; habitually slack or remiss; effecting little or nothing; as, inefficient workers; an inefficient administrator.

Adverbs for Inefficient
tragically; hopelessly; pitiably; miserably; wretchedly; helplessly; feebly; provincially; ignorantly; ineptly; clumsily; awkwardly; nervously; bashfully; shyly; self-consciously; inexpertly; crudely; grossly; flagrantly; crassly; surprisingly; harmlessly; dreadfully;

Thesaurus
artless, careless, half-assed, inadept, inapt, inattentive, incapable, incapable of, incompetent, ineffective, ineffectual, inefficacious, inept, inexpert, inferior, mediocre, pedestrian, poor, skill-less, slipshod, slovenly, thoughtless, unable, unable to, unapt, undeft, undexterous, undextrous, unendowed, unfacile, unfit, unfitted, ungifted, unintelligent, unprepared, unproficient, unqualified, unskilled, unskillful, untalented, untrained, unworkmanlike

Antonyms

 * efficient

Translations

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 * Czech: