Kyūjitai form of 民族学: ethnology

pop, popular (aimed at the general public)

being popular / the genre of pop music / (computing) popping (removing (a data item) from the top of a stack)

a child who is overly attached to their mother; (of boys) a mama's boy

gimmick

Lockheed Corporation, an American aerospace company

Richmond (a town in London, England) / Richmond (a town in Yorkshire, England) / Richmond (the capital city of Virginia) / Richmond (a city in Indiana) / Richmond (a city in Kentucky)

folkloristics

a treadmill (piece of indoor sporting equipment)

(Norse mythology) Frigg