The phrase "more quartered" means to further divide something into four equal parts. Some synonyms for this phrase include "further quartered", "divided into four again", "quarters divided again", "fourths halved", "split into quarters again", and "divided into four equal portions once more". These synonyms are useful when describing the act of dividing something into smaller and smaller parts, such as a pie or a piece of land. It is important to have a range of synonyms to avoid repetition in writing, and to convey meaning accurately and effectively.