Antonyms for the word "gotten stuck" could include words such as "freed," "released," or "unstuck." These words signify the opposite of being stuck and could be used in a sentence such as "After struggling to remove the jammed door, it finally released and opened easily." Other antonyms might include "loose," "unattached," "detachable," or "removable," which all communicate a sense of being able to move or be moved easily without being stuck or trapped. Conversely, words like "stuck," "trapped," "stagnant," or "immobile" all represent the opposite of the aforementioned antonyms and communicate a sense of being unable to move forward.