The Collaborative International Dictionary
Stintless
Stintless \Stint"less\, a. Without stint or restraint.
The stintlesstears of old Heraclitus.
--Marston.
Wiktionary
stintless
a. Without stint or restraint.
Usage examples of "stintless".
The while, Roich and Bran were stintless in their praise of the bear-fighting youth or New-man.
I paid My all in hand and hoard: Lavished my gains With stintless pains To glorify the Lord.