Word of the Day for September 29, 2025: caffeine admin 2 hours ago USA Update Comments Off on Word of the Day for September 29, 2025: caffeine 0 Views Caffeine is a drug commonly found in coffee that stimulates the activity of the brain and the nervous system, giving you that “energy boost” feeling. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Share Facebook Twitter Stumbleupon LinkedIn Pinterest