(mathematics) calculus, infinitesimal calculus

(anthropology) ethnography - the branch of anthropology that scientifically describes specific human cultures and societies.

experimental psychology

(criminology, psychology) criminal psychology; the study of the criminal mind

(biology) population genetics

(physics) theoretical physics

phytopathology, plant pathology

a kind of comedy performance, wherein one person wears a 羽織 (haori) with their arms not in the sleeves and their head and face free and visible as normal, and another person behind slips into the same haori and puts their arms through the sleeves with the back of the haori over their own head, and then, without being able to see, tries to feed the first person

xenophobia

xenophobia