crafty

The story

1. Proto-Germanic · inherited from*kraftugaz“powerful”
2. Proto-West Germanic · inherited from*kraftag
3. Old English · inherited fromcræftiġ“ingenious; skilful; crafty; cunning; virtuous; powerful”
4. Middle English · inherited fromcrafty
5. English todaycrafty

From Middle English crafty, crefty, craftiȝ, from Old English cræftiġ (“ingenious; skilful; crafty; cunning; virtuous; powerful”), from Proto-West Germanic *kraftag, *kraftīg, *kraftug, from Proto-Germanic *kraftugaz (“powerful”), equivalent to craft + -y. Cognate with Saterland Frisian kräftich, krääftig, West Frisian krêftich, Dutch krachtig, German Low German krachtig, German kräftig.