a change in the units or form of an expression

a successful free throw or try for point after a touchdown

a spiritual enlightenment causing a person to lead a new life

the process of changing or transforming something from one form, purpose, or belief to another

act of exchanging one type of money or security for another

interchange of subject and predicate of a proposition

a change of religion

(psychiatry) a defense mechanism represses emotional conflicts which are then converted into physical symptoms that have no organic basis

a room or building that has been changed to be used for living in or other purposes

a word-formation process in which a word changes its grammatical category or part of speech without any accompanying morphological changes, such as when a noun becomes a verb or a verb becomes a noun