Both Uses

resignation
in
Inherit the Wind
(Edited)

DAVENPORT sits, resigned but nervous.
Scene 2.2 *

resigned = having accepted what is about to happen
I am resigning my commission in the State Militia.
Scene 3.1 *

resigning = quitting

Definitions:

(1) (resignation as in: submitted her resignation)
to quit -- especially a job or position; or a document expressing such an act
(2) (resignation as in: accepted it with resignation)
acceptance of something undesired as unavoidable or the lesser of evils
(3) (meaning too rare to warrant focus)
To resign can also more specifically mean to surrender or give up as in "I was clearly going to lose the chess game, so I resigned;" or "She resigned all pretense."