A formal, somewhat literary term for a dislike or distrust of humankind. Often used in psychological or philosophical contexts.
His misanthropic attitude may stem from years of loneliness.
The term 厭人 is an academic word that expresses distrust or dislike of people.
misanthrope
A Sino-Japanese compound of 厭 (dislike, be tired of) and 人 (person, people). The exact historical derivation is uncertain, but it follows the pattern of many formal psychological terms coined in the modern era.