Value sufficient to repay time or effort spent

Usage examples of worthwhileness.

Undistracted, he proves his worthwhileness over and over, eventually garnering so much moral muscle that even his kiddies are impressed and refrain from cursing him in front of strangers, and his little woman gives him a little of what little women have to give without first making him confess that he is a walleyed son-of-a-bitch and that she is the nicest, sweetest, darlingest, generousest, beautifulest, unselfishest, perfectest, ad infinitum, ad nauseum something-oranother that ever dwelt south of heaven.