thiefly in a sentence

Definition

Thiefly: adverb describing actions that are characteristic of a thief, particularly stealthy or deceitful in nature.

He moved thiefly through the crowded market, slipping items into his pockets without a second thought.
The thief was known for his thiefly tactics, making it difficult for anyone to catch him in the act.
She had a thiefly manner about her, always looking for opportunities to take what wasn’t hers.
Even in the dim light, he could see the thiefly glint in her eyes as she plotted her next move.
The art of stealing was mastered thiefly by those who operated in the shadows.