The term 'not accented' can be described by two crossword solutions: 'atonic' (6 letters) and 'stressless' (10 letters). Atonic refers to a lack of stress or emphasis on a syllable, word, or phrase. It is often used in linguistics to describe a type of speech pattern that is not emphasized. Stressless, on the other hand, is a term used to describe a state of being free from stress or worry. It is often used to describe a relaxed state of mind or a situation where one is not feeling any pressure or anxiety.