un- + stinting
unstinting (comparative more unstinting, superlative most unstinting)
- generous and tireless with one's contributions of time, money, etc.
- We thank her for her unstinting support of our new hospital.
- 2012, Ben Smith, Leeds United 2-1 Everton 
- Tactically smart, Leeds' work-rate was also admirable, their players often doubling up on Everton's main threats like Marouane Fellaini, while Victor Anichibe found he had unwelcome, unstinting company throughout.
generous and tireless with one's contributions