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 boisterous sword enforce
A thievish living on the common road.
Shak.
-- Thiev"ish*ly, adv. -- Thiev"ish*ness, n.
© Webster 1913.