Green’s Dictionary of Slang

dandered adj.

angry.

1840		T. Haliburton Clockmaker III 63: I raily felt so dander, I do believe I should have knocked him down if he hadn’t a-stept back out of reach.
1890		H.D. Traill Sat. Songs ‘The Precipitate Grandmother,’ 30: Whose way of tackling dandered snakes Is to perpitiate the critters [F&H].