Merriam-Webster's Word of the Day for August 31, 2025, is simpatico. Simpatico is an adjective used to describe people or things that share qualities or interests. It can also refer to someone who is agreeable or likeable. For instance, partners can be simpatico even if they don't always agree on company direction, as long as they remain successful. An example shows how photos were presented in visually simpatico grids. The word's origin traces back to the Latin word "sympathia," meaning sympathy. It was adopted into English from both Italian and Spanish, where it primarily described well-liked or easygoing individuals. Early English usage mirrored this, with characters being described as simpatico if they were pleasant. More recently, simpatico has also come to describe entities that get along well or function harmoniously together.