dē-verbĕro

āvi, ātum, 1
I. v. a., to thrash or cudgel soundly (very rare): homines deverberasse usque ad necem, Ter. Ph. 2, 2, 13: servum, Lact. 2, 7, 20 (al. diverb.).
Lewis & Short
A Latin Dictionary, 1879
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