The antonyms for the phrase "gotten in touch" could be "lost contact," "disconnected," "unreachable," or "out of touch." When we say that we have "gotten in touch" with someone, it implies that we have successfully connected with them, either through phone, text, or email. However, if we were to say that we have "lost contact" with someone, it has the opposite meaning and suggests that we are no longer able to communicate with them. Similarly, phrases like "disconnected," "unreachable," or "out of touch" all imply a lack of communication or connection with someone. It is essential to be aware of the antonyms for everyday phrases to communicate effectively in various situations.