Artificial intelligent assistant

dravel

I. ˈdravel, v. Obs.
    Also 6 dravil, drevil, drefle.
    [Mätzner suggests connexion with ON. drafa to talk indistinctly, drafl tattle.]
    intr. To sleep unsoundly, have troubled sleep; ? to talk in one's sleep.

13.. Gaw. & Gr. Knt. 1750 In dreȝ droupyng of dreme draueled þat noble. 1513 Douglas æneis viii. Prol. 1 Of drefling [ed. 1553 dreuilling] and dremis quhat dow it to endyt? Ibid. x. xi. 96 Quhen mennis myndis oft in dravilling gronis. Ibid. xii. xiv. 52 Quhen langsum dravillyng [ed. 1553 dreuillyng] on the onsound sleip Our ene oursettis.

II. dravel
    obs. form of drivel.

Oxford English Dictionary

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