1) Affix -an additional element placed at the beginning or end of a root, stem, or word, or in the body of a word, to modify its meaning.
	2) Derivatonal Morphemes -can change the meaning or part of speech of a word they attach to.
	3) Inflectional Morphemes -they serve a purely grammatical function, never creating a new wordd but only a different form of the same word.
	4) Lexicon -a speaker's mental dictionary.
	5) Morpheme -smallest linguistic unit that has a meaning or grammatical function.
	6) Morphology -the study of the building blocks of meaning in language.
	7) Prefix -morpheme that attaches to the beginning of a word.
	8) Root -free morpheme that has no prefix or suffix.
	9) Stem -free morpheme which affixes may attach to.
	10) Suffix -morpheme that attaches to the end of a word.
	11) Word Formation Processes -rules at work when there is a process in the creation of a new word.
	12) Free morpheme -units that can stand alone as words.
	13) Bound morphemes -can never exist as words by themselves and are always attached to a free morpheme.