Words like "lowkey" and "hella" are inserted in conversations everyday; our vernacular changes person by person, region by region using colloquial terms, abbreviations, and the hippest of slangs. This is a product of the ever-evolving English language. Yesterday, Merriam-Webster announced its dictionary has grown by more than 1,700 entries, as well as new senses and contextual examples to update and enhance the word catalog. "Colony collapse disorder" and "neurofeedback" provide the modernization to academia, while the internet and social media frenzy spawns the addition of words like "meme", "photobomb", and "emoji". Find more new entries Merriam-Webster Unabridged.
P.S. Yes, this is "clickbait".