Her aunt met it with scorn and indignation.

Ingratitude, laziness, love of low company, all the old words of offense she threw afresh in her face.

But Letty could not help being pleased to find that her aunt's storm no longer swamped her boat.
When she began, however, to abuse Mary, calling her a low creature, who actually gave up an independent position to put herself at the beck and call of a fine lady, Letty grew angry.
"I must not sit and hear you call Mary names, aunt," she said.

"When you cast me out, she stood by me.

You do not understand her.