e·ruct 
(ĭ-rŭkt)
(ĭ-rŭkt)tr. & intr.v. e·ruct·ed, e·ruct·ing, e·ructs
To belch.
[Latin ērūctāre : ē-, ex-, ex- + rūctāre, to belch; see reug- in the Appendix of Indo-European roots.]
e·ruc·tation (ĭ-rŭk-tāshən, ē′rŭk-) adj.
e·ructa·tive (ĭ-rŭktə-tĭv) adj.