Playing word games helps vocabulary stick by making you actively recall words...

https://spellingbee.ninja/trends/why-playing-with-words-can-be-one-of-the-best-ways-to-build-vocabulary/

Playing word games helps vocabulary stick by making you actively recall words like "deal" in fun, real-life contexts. When you guess or spell a word during the game, you get immediate feedback, so you remember it better