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Inefficient has 40 synonyms. The top synonyms for inefficient are inapt, inept, unapt, unable, undeft, artless, inadept, careless and 32 more. Another word for inefficient is inapt. Browse the full list below.
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| Random | DefinitionA common synonym for inefficient is inapt. Other synonyms include inept, unapt, unable, undeft.
Inefficient has 40 synonyms listed on Thesaurasize.
(adj): not efficient; not producing the effect intended or desired; inefficacious; as, inefficient means or measures; Incapable of, or indisposed to, effective action; habitually slack or remiss; effe
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