12 letters · 19 points in Scrabble
verb cause to have too great a population
originEtymology tree Proto-Indo-European *úp Proto-Indo-European *-er Proto-Indo-European *upér Proto-Germanic *uber Old English ofer- Middle English over- English over- English populate English overpopulate From over- + populate.
Etymology from Wiktionary, CC BY-SA 3.0