German ärgern

← English eerie (mention)

← Proto-Germanic *argaz (derived)

← Middle High German argern (inherited)

← Old High German argerōn (inherited)

← Old High German arg (derived)

→ Danish ærgre (derived)

→ Danish ærgerlig (suffix)

→ German Ärger (back-formation)

→ German ärgerlich (suffix)

→ German verärgern (prefix)

→ Luxembourgish iergeren (cognate)