dead key

Noun

 * 1) A special modifier key on a typewriter or computer keyboard, typically used to attach a specific diacritic to another character.

Translations

 * Esperanto: senpaŝa klavo
 * Finnish: päällekkäisnäppäin, tarkenäppäin
 * French:
 * German: Tottaste
 * Vietnamese: phím ảo