Where does “trinken” come from?

trinken (German) comes from Middle High German trinken, from Old High German trinkan, from Proto-West Germanic drinkan, from Proto-Germanic drinkaną, from Proto-Indo-European dʰrenǵ- — to draw into one's mouth, sip, gulp; to pull;...

trinken (German): to drink; to drink, to imbibe; to drink; to toast