παρετυμολογέω
From LSJ
μὴ ἐν πολλοῖς ὀλίγα λέγε, ἀλλ΄ ἐν ὀλίγοις πολλά → don't say little in many words, but much in a few words (Stobaeus quoting Pythagoras)
English (LSJ)
A allude to the etymology of a word, Ath.1.35c, Ach. Tat.Intr.Arat. 15.
German (Pape)
[Seite 519] daneben ableiten, Gramm., vgl. Ath. II, 35 c VI, 278 a.