Playing word games helps vocabulary stick by making learning active and fun....

https://weekly-wiki.win/index.php/Are_Timed_Vocabulary_Games_Good_or_Just_Stressful%3F

Playing word games helps vocabulary stick by making learning active and fun. When you guess words like "deal" in a game, you use active recall, which strengthens memory. Games also give immediate feedback, so you know right away if you’re getting it right