x1 is a widget of user interface x2.
See also: button (=batke zei uidje), checkbox (=jetnu zei uidje), radio button (=gribatke zei uidje), tooltip (=skicu zei uidje), text field (=ciska zei uidje), address bar (=samjudri zei uidje), drop-down list (=pejypoi zei uidje), progress bar (=nilmu'o zei uidje), label (=tcita zei uidje), window (=pevyca'o zei uidje).