In grammar, a suffix (also postfix, ending)'s an affix which's placed after the stem of a word. Common examples are case endings, which indicate the grammatical case of nouns or adjectives, and verb endings, which form the conjugation of verbs. Particularly in the study of Semitic languages, a prefix's called a afformative, as they can alter the form of the words to which they're fixed. Suffixes can carry grammatical information (inflectional suffixes), or lexical information (derivational suff… (More on Suffix)