Playing word games makes vocabulary stick because they get you actively...

https://wiki-square.win/index.php/Games_That_Help_With_Vocabulary_for_Exams_Without_Feeling_Like_Revision

Playing word games makes vocabulary stick because they get you actively recalling words instead of just reading them. For example, guessing the word "respawn" in a game helps lock it into your memory by using context and getting immediate feedback