The video is short (2:41), and you can read the subtitles, so, it can be accessible to B2 students. You will find interesting words like: metaverse, #IStandWith, goblin mode, a short list, hashtag, unapologetically, self-indulgent, greedy, slovenly, to take off, a lockdown, usage, gleefulness, goblin, gargoyle, to burst forth, gaslighting, permacrisis, to vote with your feet, cold and miserable, pithy, thought-provoking, churros.
If you are a teacher or you are really interested in this topic, you can watch the Oxford Word of the Year Launch Event, a long video (57':56") with subtitles, where a panel of experts discuss the candidates for OUP Word of the Year. This video is suitable for C2 students and above. You can also take a look at the List of Oxford Words of the Year since 2004.
Other dictionaries have also announced their own word of the year for 2022: "Gaslighting" has been chosen by Merriam-Webster, whereas "Permacrisis" was Collins Word of the Year and Cambridge Word of the year was "Homer". The senior body of linguists that started the first Word Of The Year competition (WOTY) is, apparently, the Amercian Dialect Society, and here you can check the ADS List of Words of the Year since 1990