There are various antonyms for the word "more buckram". Buckram means stiff and conservative, and antonyms to this could be casual, relaxed, easy-going or laid-back. When describing clothing, one might opt for antonyms such as soft, stretchy or flowing. In terms of demeanor or personality, antonyms could be spontaneous, impulsive or carefree, as opposed to being rigid or overly restrained. Additionally, other antonyms to consider might include flexible, adaptable, or versatile, all of which suggest an ability to adapt to changing situations and environments. Ultimately, the antonyms for "more buckram" all suggest a more relaxed and free-spirited approach to life.