The term "affranchising" refers to the act of freeing or liberating someone from a particular state of bondage or slavery. When we talk about antonyms for this word, we can think of terms that imply the opposite action of affranchising. Some antonyms for affranchising may include "enslaving," "oppressing," "subjugating," "confining," "restraining," among others. These words suggest the suppression of individual freedom, as opposed to the liberation that affranchising brings. While affranchising implies a move towards greater autonomy and independence, its antonyms depict a situation where individuals are kept in bondage and under control.