Both Uses

ignominious
in
Animal Farm
(Edited)

And so within five minutes of their invasion they were in ignominious retreat by the same way as they had come, with a flock of geese hissing after them and pecking at their calves all the way.
p. 42.8 *

ignominious = disgraceful or shameful
In sheer malignity, thinking to set back our plans and avenge himself for his ignominious expulsion, this traitor has crept here under cover of night and destroyed our work of nearly a year.
p. 70.2

ignominious = shameful

Definitions:

(1) (ignominious)
deserving or bringing disgrace or shame -- typically in reference to behavior or character
(2) (meaning too rare to warrant focus)