pilferer
Definitions
A person who steals things of little value, especially habitually.
One who commits petty theft.
Examples
The store manager installed security cameras to catch the persistent pilferer who had been stealing small items from the shelves.
After noticing several missing office supplies, the team realized there was a pilferer working among them.
Synonyms
thief stealer shoplifter burglar petty criminal kleptomaniac
Antonyms
giver donor philanthropist benefactor honest person law-abiding citizen