West Frisian oan

← English on (cognate)

← Proto-Germanic *an (inherited)

← Proto-West Germanic *an (inherited)

← Low German an (cognate)

← Dutch aan (cognate)

← Old Frisian on (inherited)

→ English on (cognate)

→ West Frisian oankrûpe (compound)

→ Saterland Frisian an (cognate)