unthankfulness

Ingratitude, in-grat′i-tūd, n. unthankfulness: the return of evil for good.

My hart, alace! must the foly of ane woman quhais unthankfulness toward me ze do sufficiently knaw, be occasioun of displesure unto zow, considering yat I culd not have remeidit thairunto without knawing it?

Mixing much with the rural population of Warwickshire, I have, on many occasions, seen the word "captious" used in the sense of carping, irritable, unthankfulness, and self-willed; and, in my humble opinion, such a rendering would be more in accordance with the character of the fiction, and the poet's early teaching, than any definition I have yet seen in your pages.

He knew that whoso does not know how to pay his benefactor with his heart, seeks in him faults, so as to shield with them his own unthankfulness.

To such proper unthankfulness we teachers must accustom ourselves.