These words are distinct in pronunciation and meaning as well as in spelling. Moral (MOR-uhl or MAWR-uhl) is concerned with the goodness or badness of human action and character. Morale (mur-RAL or muh-RAHL) refers to the state of spirits of a person or group."Most philosophers consider man a moral being." "A bonus plan was adopted in order to boost the morale of the sales force." No exact one-word synonyms exist for morale, but for moral you can use ethical, upright, righteous, virtuous, noble, and scrupulous.
Dictionary of problem words and expressions. Harry Shaw. 1975.