Polyptoton vs. Agnomination — What's the Difference?

Polyptoton is the stylistic scheme in which words derived from the same root are repeated (such as "strong" and "strength"). A related stylistic device is antanaclasis, in which the same word is repeated, but each time with a different sense.

(rhetoric) A paronomasia, or allusion of one word to another

(rhetoric) A stylistic scheme in which words from the same root are used together, or a word is repeated in a different inflection or case.

(rhetoric) An alliteration.

A figure by which a word is repeated in different forms, cases, numbers, genders, etc., as in Tennyson's line, - "My own heart's heart, and ownest own, farewell."

(rhetoric) polyptoton.

Repetition of a word in a different case or inflection in the same sentence;

(rhetoric) Assigning to a proper name its literal or homophonic meaning.

A surname.

Paronomasia; also, alliteration; annomination.