misanthrope
MIS-un-throhpnounMeaning a person who dislikes people in general
Memory hook MIS + ANTHROP: dislikes PEOPLE. Rex lives alone at the top of the hill behind a sign that says GO AWAY, and he grumbles at every friendly visitor: he is a misanthrope.
The grumpy misanthrope in the story lives alone on a cliff and turns away every visitor.
In context Though the old writer was called a misanthrope because he avoided parties and crowds, his letters show that he deeply loved a few close friends.
Similar people hater, cynic, grouch
Opposite philanthropist, humanitarian
From Greek misanthropos, “hating people”: misein (to hate) + anthropos (human being).