grudginess means the quality of being grudgy, of holding grudges. Lexicurio rates it Sui generis — a strength score of 100 out of 100.
Etymology
From grudgy + -ness.
noun
- The quality of being grudgy, of holding grudges.“[…] laughing at her impatience over the delay, and grumbling a little over the grudginess with which they were bestowed; until, finally he threw the roll into her eager hands, and followed his laughing sister[…]”