←
Old English æppel (cognate)←
Proto-West Germanic *applu (inherited)→
North Frisian ååpel (derived)→
North Frisian aapel (derived)→
North Frisian Oapel (derived)→
West Frisian appel (inherited)→
Old High German apful (cognate)→
Old Norse epli (cognate)→
Old Saxon appel (cognate)→
Saterland Frisian Appel (inherited)