Antonyms for the phrase "loses value" can be "gains value," "appreciates," or "increases in worth." These words describe the opposite of losing value, which would mean that something is becoming more valuable over time. For example, if someone invests in a company and the company's stock price rises, their investment gains value. Similarly, if a property is well-maintained and located in a desirable area, it will appreciate in value over time. Overall, antonyms for "loses value" indicate positive change and growth, rather than the negative connotation of something declining in worth or importance.