Priceless

Origin

price + -less

Full definition of priceless

Adjective

1. So precious as not to be sold at any price.
2. Treasured; held in high regard.
• 2011, October 1, Saj Chowdhury, Wolverhampton 1 - 2 Newcastle, Alan Pardew's current squad has been put together with a relatively low budget but the resolve and unity within the team is priceless.
3. (informal) Hilariously amusing.
4. (obsolete) Of no value; worthless.