The term "more unlettered" refers to a level of illiteracy or lack of education beyond a basic level. Synonyms for this word could include "uneducated", "ignorant", "illiterate", "unskilled", "unschooled" and "uninformed". These words all carry a similar connotation of lack of knowledge or expertise in a particular area, whether it be in basic reading and writing, or in a specific subject or field. While some of these words may carry negative connotations, it is important to remember that everyone has the capacity to learn, and with access to education and resources, individuals can overcome their lack of knowledge and become more informed and skilled in their chosen areas of interest.