cat burglar
Pronunciation:
/kæt ˈbɜːɡlə//ˈkæt ˌbɝɡlɚ/noun
Definitions
A particularly stealthy burglar, especially one who gains undetected entry through the use of agility.
Example: The police were baffled by the exploits of a cat burglar who only stole from the upper floors of high-rise apartments.