LexiSudoku: Word Puzzle combines the classic gameplay of Sudoku with a creative twist by incorporating letters instead of numbers. Players engage in filling a nine-square grid with letters to form words, adhering to Sudoku rules that govern the arrangement of letters in each row and column. The game features various thematic levels, such as 'Forest Animals' and 'Space Exploration', making it visually appealing and engaging. Additionally, players receive clue word fragments like '_i_h' to assist in solving the puzzles, enhancing the challenge and enjoyment of the gameplay.

The game introduces unique elements such as 'Letter Bombs', which help eliminate incorrect letter choices, and 'Root Tips', which connect the meanings of words, providing players with strategic options. As players progress through chapters, they can collect letter atlases, adding a rewarding aspect to the game. Overall, LexiSudoku offers a stimulating blend of vocabulary enhancement and logical puzzle-solving, appealing to fans of both word games and Sudoku.