thiefcraft
/ˈθiːfkrɑːft/Definitions
1. noun
the art or practice of theft, especially by a skilled or professional thief
“The thief’s expertise in thiefcraft allowed him to steal valuable jewels without being caught.”
2. noun
a skill or technique used by thieves
“The thief’s knowledge of thiefcraft helped him pick the lock and gain access to the house.”