The word "pegger" can have multiple meanings depending on the context. It can refer to a person who is skillful in playing marbles or billiards, or it can also mean a person who is able to fasten or secure something using a peg. If you are looking for synonyms for "pegger," here are some options. For someone skilled at playing marbles or billiards, you can use terms such as a "sharpshooter," "wizard," "expert," "ace," or "champion." For someone who is adept at fastening or securing something using a peg, you can use "fastener," "pegmaster," "anchorer," "clamper," or "fixer".