Word of the day: Alacrity - Studies show strong vocabulary improves professional success by nearly 30%. “Alacrity” is one such powerful word. It means quick action with real enthusiasm. Not just speed. But energy too. Pronounced uh-LAK-ruh-tee, it comes from Latin roots meaning liveliness. Today, it is widely used in business writing, interviews, and news language. It signals confidence. It shows willingness. Synonyms include eagerness and readiness.