286.Purchase vs. Buy — Which One Sounds Natural? 「Purchase」vs.「Buy」：どっちが自然？

Send me a message! Both words mean "to acquire something in exchange for money." But in American English, they sound completely different—and using the wrong one makes you sound like a learner, not a native speaker. In this episode, we break down when to use "buy" (casual, everyday) and when to use "purchase" (formal, official, business). You'll learn the register differences, the situations where each one fits, and why understanding this "vibe difference" is what separates textbook English...