health; healthy; sound; fit
general; popular; common; typical
old person; elderly person; trustee of the Japan Sumo Association; retired high-ranking wrestler who is licensed to coach and receives retirement pay; senior statesman (of the Tokugawa shogunate); important local official (under the Tokugawa Shogunate)
mutually; with each other; reciprocally; together; both
relation; relationship; participation; involvement; influence; effect
staff; member (club, society, etc.)
tool; implement; means; furniture
detailed; full; minute; knowing very well; knowledgeable (about); well-acquainted (with)
junior (at work, school, etc.); younger people; younger student
senior (at work or school); superior; elder; older graduate; progenitor; old-timer
department (in an organization); division; club; part; component; category