"thieving" in the noun sense
1. larceny, theft, thievery, thieving, stealing
the act of taking something from someone unlawfully
"the thieving is awful at Kennedy International"
"thieving" in the verb sense
1. hook, snitch, thieve, cop, knock off, glom
take by theft
"Someone snitched my wallet!"
"thieving" in the adjective sense
1. thieving, thievish
given to thievery
Source: WordNet® (An amazing lexical database of English)
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