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In rhetoric, chiasmus or, less commonly, chiasm (Latin term from Greek χίασμα, "crossing", from the Greek χιάζω, chiázō, "to shape like the letter Χ") is a "reversal of grammatical structures in successive phrases or clauses – but no repetition of words". Chiasmus should not be confused with a subtype of this scheme, antimetabole, which also involves a reversal of grammatical structures in successive phrases or clauses, but unlike chiasmus, presents a repetition of words in an A-B-B-A configuration.
== Examples of chiasmus and its subtype antimetabole ==
Chiasmus balances words or phrases with...