wit·less /ˈwɪtləs/
 (a.)無智的;輕率的;笨的
 Wit·less a. Destitute of wit or understanding; wanting thought; hence, indiscreet; not under the guidance of judgment.  “Witless bravery.”
    A witty mother! witless else her son.   --Shak.
    Witless pity breedeth fruitless love.   --Fairfax.
 -- Wit*less*ly, adv. -- Wit*less*ness, n.
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 witless
      adj : (of especially persons) lacking sense or understanding or
            judgment [syn: nitwitted, senseless, soft-witted]