writhingly

Adverb

 * 1) With a writhing motion.
 * 2) * 1822, uncredited author, “The Nightmare” (Review of Smarra, ou les Démons de la Nuit by (1821), including free translations of passages from the novella), , Volume 4, p.524,
 * the monster sprang from her burning hand, turned writhingly and rapidly in the air, outspread his wildly-fashioned wings, uprose, sank down, expanded, shrunk