Old English -eht

← Old English -iġ (cognate)

← German -icht (cognate)

← Middle Dutch -echt (cognate)

← Proto-Germanic *-ihtaz (inherited)

← Proto-Germanic *-ahtaz (mention)

← Old High German -aht (cognate)

← Dutch -achtig (cognate)

← Old Norse -óttr (cognate)

← Old Saxon -aht (cognate)

← Old Saxon -oht (mention)

→ Old English heafdeht (affix)