Sneak thievery is a term used to describe the act of stealing or taking something without permission in a subtle, quiet, or stealthy manner. There are several synonyms for sneak thievery, including petty theft, pilfering, filching, and purloining. Petty theft refers to the act of stealing, usually something of little value. Pilfering refers to stealing small items, often in small quantities. Filching is the act of stealing something of small value, often by stealth. Purloining refers to stealing something in a secretive manner. Regardless of the chosen term, all synonyms for sneak thievery represent dishonest actions that are not morally acceptable.