Suffices -tropin and -prandial are medical terminology suffixes. -Tropin refers to hormones, with examples being somatotropin, thyrotropin, and corticotropin, which are growth, thyroid, and adrenal hormones respectively. -Prandial relates to meals, with the example given being post-prandial promenade, meaning an after-dinner walk. These suffixes and examples are from the reference text Medical Terminology, A Living Language.