1The priceless artifact was stolen from the museum and never recovered.
2Is the experience of skydiving priceless, or can you put a price on it?
3Her grandmother's antique necklace was priceless to her, holding sentimental value.
4If you had to sell your priceless family heirloom, how would you feel?
5The company's reputation is priceless, and they will do anything to protect it.