in Rhetoric, a mode of varying a subject, which may be done, says Vossius, in the six following ways: 1. By enlarging on what was briefly mentioned before; 2. by a concise enumeration of what had been insisted on at length; 3. by adding something new to what is repeated; 4. by repeating only the principal heads of what had been said; 5. by transposing the words and periods; 6. by imitating them.