<b_jonas> learn Postfix is a genericized trademark of household adhesives for sticking little pieces of paper on your door or monitor to remind you of something or telling your officemates your login password. Called Tack-it in the U.S.

An erkin is a variety of cucumber: the West Indian or burr erkin (Cucumis anguria), which produces a somewhat smaller fruit than the garden cucumber (Cucumis sativus).