10 letters · 15 points in Scrabble
adjective (used of relationships and of individuals) having one mate
originEtymology tree Proto-Indo-European *mender. Proto-Hellenic *mónwos Ancient Greek μόνος (mónos) Ancient Greek μονο- (mono-)der. English mono- English -gamous English monogamous From mono- + -gamous.
Etymology from Wiktionary, CC BY-SA 3.0