Where does “threwen” come from?

threwen (Old High German) comes from Proto-Germanic *þrauwjan, from Proto-Germanic þrawjaną, from Proto-Indo-European trōw- — to beat, wound, kill, torment.

Ancestry of “threwen”, step by step

StepLanguageWordMeaning
1Proto-Germanic*þrauwjan—
2Proto-GermanicþrawjanąTo cause to grow
3Proto-Indo-Europeantrōw-to beat, wound, kill, torment
Every word from Proto-Indo-European trōw- →Every word from Proto-Germanic þrawjaną →Every word from Proto-Germanic *þrauwjan →