Merriam-Webster has added more than 530 new words to the dictionary.
Here are a few of our favorites that have been added:
dad joke (noun), "a wholesome joke of the type said to be told by fathers with a punchline that is often an obvious or predictable pun or play on words and usually judged to be endearingly corny or unfunny"
escape room (noun), "a game in which participants confined to a room or other enclosed setting . . . are given a set amount of time to find a way to escape as by discovering hidden clues and solving a series of riddles or puzzles"
vacay (noun), "vacation"
inspo (noun), "inspiration"
deep state (noun), "an alleged secret network of especially nonelected government officials . . . operating extra-legally to influence and enact government policy"
stinger (noun), "a short scene that appears during or after the closing credits of a movie or TV program"