9 letters · 21 points in Scrabble
noun a black-tipped plug clogging a pore of the skin
originEtymology tree Proto-Germanic *blakaz Proto-West Germanic *blak Old English blæc Middle English blak English black Proto-Indo-European *kap- Proto-Indo-European *káput Proto-Germanic *haubudą Old English hēafod Middle English heed English head English blackhead From black + head.
Etymology from Wiktionary, CC BY-SA 3.0