12 letters · 21 points in Scrabble
adjective believing the worst of human nature and motives; having a sneering disbelief in e.g. selflessness of others
adjective hating mankind in general
originEtymology tree English misanthrope Proto-Indo-European *-ikos Proto-Italic *-ikos Latin -icuslbor. Old French -iquebor. Middle English -ik English -ic English misanthropic From misanthrope + -ic.
Etymology from Wiktionary, CC BY-SA 3.0