simply "in"
The opposite of the opposite of any word is the word itself. So it is submission.* The opposite of submission (giving in) would be domination. There is no real opposite for a submission (something submitted) except the lack of one.
one
not in one word, but does this help? to have an aversion to
One of the antonyms of the word "won't" is will.
One word that means the opposite of disgusting is attractive.
One! Several means two or more, but not many
opposite
One such word would be whisper.
Buddha is known as the "enlightened one" so a fair opposite would be "ignorant".
Appreciated, for one.
Capture
One opposite word for freedom is captivity, which refers to being confined or restricted.