German wachen

← Proto-Germanic *wakāną (inherited)

← Old High German wahhēn (inherited)

→ Old English wæcnan (cognate)

→ Old English wacan (cognate)

→ Danish våge (cognate)

→ German überwachen (prefix)

→ German aufwachen (prefix)

→ German erwachen (prefix)

→ German bewachen (prefix)

→ German durchwachen (affix)

→ German Wachturm (compound)

→ German Wachzimmer (compound)