Reign - (N) The period of the during which a king, queen, emperor, etc., is ruler of a country.
Rein - (N) The ability to limit or control something.
Compose and Comprise
Compose - (V) To come together to form or make something.
Comprise - (V) To be made up of something.
* A whole comprises its parts, not "Is comprised of" *
Effect and Affect
Effect - (N) A change that results when something is done or happens.
Affect - (N) To have an effect on; make a difference to
I.E and E,G
I.E. - (ABBR) That is
E.G. - (ABBR) For example
Cite and Site
Cite - (V) Ro refer to a passage, book, or author as evidence for or justification of an argument or statement.
Site - (N) The place where something is, was, or will be located.
Uninterested and Disinterested
Uninterested - (ADJ) Not wanting to learn more about something or become involved in something.
Disinterested - (ADJ) Not influenced by personal feelings, opinions, or concerns.
Faze and Phase
Faze - (V) To disturb or disconcert someone.
Phase - (N) A part or step in a process.
Loathe and Loath
Loathe - (V) To hate someone or something very much.
Loath - (V) Unwilling to do something.