Middle English delven

← Old English delfan (inherited)

← Proto-Germanic *delbaną (inherited)

← Proto-West Germanic *delban (inherited)

→ English delve (inherited)

→ Middle English bedelven (affix)

→ Middle English umbedelven (prefix)

→ Middle English delvere (affix)

→ Middle English delvyng (affix)

→ Yola del (inherited)