voracity (n.) Look up voracity at Dictionary.com
1520s, from Middle French voracité (14c.) or directly from Latin voracitatem (nominative voracitas) "greediness, ravenousness," from vorax (genitive voracis) "greedy, ravenous, consuming," from vorare "to devour," from PIE *gwor-a-, from root *gwere- (4) "to swallow, devour" (source also of Sanskrit girati "he swallows," garah "drink;" Greek bibroskein "to eat," brosis "eating;" Lithuanian geriu "to drink," gìrtas "drunk;" Old Church Slavonic žiro "to swallow," grŭlo "gullet").