Old English delfan

← Proto-Germanic *delbaną (inherited)

← Proto-West Germanic *delban (inherited)

← Old High German *telban (cognate)

← Old Frisian delva (cognate)

← Old Saxon *delvan (cognate)

→ English delve (inherited)

→ Old English delf (mention)

→ Old English bedelfan (prefix)

→ Old English þurhdelfan (prefix)

→ Middle English delve (inherited)

→ Middle English delven (inherited)

→ Middle English delf (mention)

→ Yola del (inherited)