foundation; base; basis / (chemistry) a group; a radical

counter for grounded things (e.g. pyramids, electric power plants, wells, toro (Japanese traditional lantern), tombs) / counter for wooden grave tablets (卒塔婆 (sotoba))

base

marital rights (of husband)

gender role

(law) bill of rights

(linguistics) "role language": unique language usage serving as a marker of social identity in fictional speech

importance

workers of the world, unite!

(history, socialism, communism, anarchism) Synonym of 第一インターナショナル (Daiichi Intānashonaru, “First International”); the International Workingmen's Association