Antonyms for the word "most free and easy" could include "constricted," "restricted," or "rigid." These antonyms suggest a sense of tightness or limitation, rather than the relaxed and carefree atmosphere implied by the original phrase. Other antonyms could include "inhibited," "uncomfortable," or "constrained," all of which suggest a lack of ease or comfort. When searching for antonyms for "most free and easy," it's important to consider words that convey the opposite sentiment or feeling, such as confinement or discomfort. By doing so, you can better understand the range of meanings associated with the original phrase and the ways in which it might be used in conversation.