DICT.TW Dictionary Taiwan

 thievishly
 (ad.)偷竊癖地;不正當地

 Thiev·ish, a.
 1. Given to stealing; addicted to theft; as, a thievish boy, a thievish magpie.
 2. Like a thief; acting by stealth; sly; secret.
    Time's thievish progress to eternity.   --Shak.
 3. Partaking of the nature of theft; accomplished by stealing; dishonest; as, a thievish practice.
 Or with a base and biosterous sword enforce
 A thievish living on the common road.   --Shak.
 -- Thiev*ish*ly, adv. -- Thiev*ish*ness, n.
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 thievishly
      adv : in a manner characteristic of a thief