A deliberate construction that plays on two separate meanings of a word or words; a pun.
The situation in which a word or phrase has two different, often opposite, meanings. For example, wicked can mean both "good" and "bad".
The use of a trope (metaphor or figure of speech).
The interpretation of scripture or other work in order to educe moral or figurative meaning; a treatise of such interpretation.
A recurring motif or metaphor, a trope; an interplay of tropes.