A dog's ear that falls forward and completely hides the inside.

A traditional button made by repeatedly binding yarn over a disc or ring former.

A plant of the species Cichorium intybus

(informal) a person's navel

The plant Rutidosis leptorrhynchoides.

(graphical user interface, mobile telephony) A button displaying the hamburger icon (three parallel horizontal lines: ≡), used to activate a dropdown menu.

A button for a shirt, usually a man's.

Misspelling of radio button.

(graphical user interface) Synonym of spinner (arrowed control for changing a numeric value)

plural of button wrinklewort