noun
moral character; moral consciousness
A somewhat formal or philosophical term referring to one's innate moral quality or ethical awareness. Not an everyday conversational word; more common in discussions of ethics, education, or personal development.
教育の目的は知識だけでなく徳性を育むことだ。
The purpose of education is to cultivate not only knowledge but also moral character.
彼の行動には高い徳性が感じられる。
His actions reflect a high moral consciousness.