mastication

mutustaminen puhekieltä The process of chew chewing.
1918, Edgar Rice Burroughs, The Land That Time Forgot Chapter V

"It is more blasphemous than that thing which is swiping our meat," I replied, for whatever the thing was, it had leaped upon our deer and was devouring it in great mouthfuls which it swallowed without mastication. The creature appeared to be a great lizard at least ten feet high, with a huge, powerful tail as long as its torso, mighty hind legs and short forelegs.