In the context of royalty, a morganatic marriage is a marriage between people of unequal social rank, which prevents the passage of the husband's titles and privileges to the wife and any children born of the marriage.
Toast is the T in the BRAT diet. Although whole wheat bread is thought to have more health benefits than white bread, you may want to reach for the white bread when you are experiencing diarrhea. White bread has had most of the fiber removed, making it easily digestible and thus is easier on your large intestine.
You may also find it helpful to make sure that you eat a large breakfast so as to work with your body's biorhythms to encourage a morning bowel movement and to eat your meals throughout the day on a predictable schedule so as to keep things moving. What to Eat for IBS with Diarrhea