The Oxford Thesaurus An A-Z Dictionary of Synonyms - lackn.

1) want, deficiency, dearth, absence, scarcity, shortage, need, insufficiency, paucity, deficit, inadequacy: We suffered from a severe lack of water. The orchestra is experiencing a serious lack of talent at the moment. --v. 2) want, need, require, be deficient in, be or fall short of, be without: He lacks the votes needed to win. Simon lacks the ability to paint any better.