The word "un-hooked" means to disconnect or detach something that was hooked or connected. The antonyms for "un-hooked" are "hooked" or "connected," which means to fasten or join something together. Another antonym for "un-hooked" could be "fixed" or "attached," which means to secure something in place or make it stable. Opposite of "un-hooked" may also include "linked" or "coupled," which is used when two or more things are connected to each other. In summary, there are several antonyms for "un-hooked," such as hooked, connected, fixed, attached, linked, and coupled, all of which have different shades of meanings.