Peg solitaire is a classic puzzle game that has been popular for centuries. If you're looking to mix things up, there are some great synonyms for this game. One option is "Brainvita," which uses the same board and rules as peg solitaire. Another synonym is "Hi-Q," which is similar but uses a diamond-shaped board with more pegs. "Solo Noble" is another version, which uses a cross-shaped board with 33 holes and 32 pegs. Finally, "Jumping pegs" is another synonym, which uses a triangular board with 15 holes and 14 pegs. Whether you're a fan of peg solitaire already or looking to try something new, these synonyms are a great way to challenge your mind.