grit's

I agree though that there is too much grit for grit's sake.

Looking for that Sense of Wonder Tia Nevitt 2008

I wad hae repentit lang syne gin I cud hae gotten ae glimp o 'a possible justice in pittin a hert as grit's mine into sic a misgreein', scrimpit, contemptible body as this.

Alec Forbes of Howglen George MacDonald 1864

But true grit's true grit, whether you find it in white or red, and a man what values hisself as a man, is bound to appreciate it whenever its trail crosses his'n. "

At War with Pontiac The Totem of the Bear Kirk Munroe 1890