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

https://telegra.ph/Word-Games-for-Intermediate-English-Learners-Boost-Your-Vocabulary-with-Active-Recall-09-07

Playing word games makes new vocabulary stick because they get you to actively recall words like "respawn" in fun, real situations. When you use the word in a game setting, the meaning sticks better than just reading it once