Emily Dickinson Lexicon

PUKE, v.i. [Heb. בק, to evacuate, to empty, L. vacuo; or בקע, to burst forth; Ch. id., and פקע; Qu. W. cyvogi, to vomit; cy is a prefix. Spew is probably from the same source; L. spuo, for spuco, with a prefix. The radical sense is to throw or drive.]

To vomit; to eject from the stomach. – Shak.