Wordle enthusiasts, todays challenge is particularly intriguing as it features a five-letter word that starts with an uncommon letter, ‘K’. This unique twist not only tests your vocabulary but also your ability to think outside the box. The answer for August 13, 2025, is a word that might not be in your daily lexicon but is certainly worth knowing: KEFIR. Kefir is not just a fun word to guess; its a fermented drink that boasts numerous health benefits, including probiotics that can enhance gut health.