8 letters · 10 points in Scrabble
noun the act of drilling
noun the act of drilling a hole in the earth in the hope of producing petroleum
verb make a hole, especially with a pointed power or hand tool
originEtymology tree German Drillingbor. English drilling Borrowed from German Drilling (“gun with three barrels; triplet”).
Etymology from Wiktionary, CC BY-SA 3.0