English dither

← German zittern (mention)

← English didder (mention)

← Middle English didderen (inherited)

← Faroese titra (mention)

← Old High German zittarōn (mention)

← Icelandic titra (mention)

← Old Norse titra (mention)

→ English ditherer (suffix)

→ English dithery (suffix)

→ English adither (prefix)