Wiktionary
adv. In a priceless way.
Usage examples of "pricelessly".
The two I saved are mine—as pricelessly mine as if I moved my grave two further hours away for every five I've got.
What can happen to a pricelessly stinky cheese that hasn’t already happened to it?
Shrugging, murmuring, slicking their hair with brown bony hands, the highwaymen struck a pricelessly idiotic pose in front of the dented Cordoba.
They filled with gems, pricelessly exotic jewels come together in their multicolored glitter from the mul-tiworlds of the galaxy-the ruby reds of what were not rubies, the sapphire blues of what were not sapphires but the alien treasures of an unearthly star system.
The lad's face fell only when he recalled he would be returned after a week to the smart, brittle, and pricelessly expensive Mayfair apartment where Julia lived with her boyfriend, a dress manufacturer.
The lad’s face fell only when he recalled he would be returned after a week to the smart, brittle, and pricelessly expensive Mayfair apartment where Julia lived with her boyfriend, a dress manufacturer.