"to heave as if to vomit," 1530s, imitative of the sound involved. Related: Kecked; kecking; keckish.
Kazakhstan
Kazimir
kazoo
Keatsian
kebab
keck
*ked-
Ked
kedge
keel
keelboat
)window.location='https://www.paypal.com/cgi-bin/webscr?cmd=_donations&business=byronic106@yahoo.com&lc=US&item_name=Donation+to +Help+Keep+Etymonline+Free+and+Open&no_note=0&cn=&curency_code=USD&bn=PP-DonationsBF:btn_donateCC_LG.gif:NonHosted'){kind=link}