2. What is a suffix? Also known as a postfix or an ending. A suffix is an affix which is placed after the stem of the word. An affix that follows the element to which it is added An addition to the end of a word. Can be used as either a noun or verb.
3. -dipsia This suffix is used when referring to thirst. Excessive and constant thirst occasioned by disease. Condition of thirst. This is used as an uncountable noun, meaning a noun that cannot be used freely with numbers or indefinite articles, therefore it takes no plural form
4. Examples: Polydipsia – excessive thirst. Hydroadipsia– the absence of thirst for water. Oligodipsia– abnormal absence of thirst.
5. -prandial: Prandialcomes from the Latin "prandium" which means a late breakfast or lunch. "Prandium" was derived in turn from the Greek "pro-", before + "endios", midday. Prandial refers to any meal – breakfast, lunch, supper or a snack. Of or relating to a meal.
6. Examples: Postprandial: after a meal has been eating Prandial pain: is pain while eating. Preprandial: before a meal is eaten.
7. Information from Medical Terminology: A Living Language (mainly chapter 11) www.wikipedia.org www.freedictionary.com