thief (one who carries out theft)

(idiomatic) opportunity makes a thief (most theft happens when it requires little effort, e.g. when valuables are left unattended in plain sight)

(relational) thieflike, thievish / (colloquial, of prices) extremely high

female equivalent of złodziej (“thief”) (female one who carries out theft) / adapter, splitter (electrical device for splitting current)

thievery

Diminutive of złodziej