Here are some antonyms of opposite: constraint, restraint, control and limit.
Oppress or oppressing is the opposite of give freedom or giving freedom. Another antonym is enslave.
Captive is either a noun or an adjective, and in one sense means a lack of freedom, but it is not a direct opposite of the concept.The opposite of captive (adjective) could be free.The opposite of freedom (noun) could be captivity.
The opposite of duty is freedom or choice.
The opposite of duty is liberty or freedom.
Freedom
One opposite word for freedom is captivity, which refers to being confined or restricted.
Some antonyms for the noun freedom are:captivityconfinementincarcerationoppressionrestraintslaverysubjugationsubordination
The opposite of freedom is typically "bondage" or "oppression," which refer to a lack of liberty or the state of being constrained or controlled.
freedom
The opposite of independence (self sufficiency) would be dependence. The opposite of independence (freedom) would be slavery.
Examples of abstract antonyms for the noun 'freedom' are:imprisonmentdependencecaptivitysubjectionrestraintrestriction
Enlargement, release, expansion, freedom...