mutual aid society, benefit society

to assume a role

mutual aid, cooperative, mutual benefit

(of a committee, company, society, etc.) a chairman; a president

a group of people with common objectives and goals who work together towards that end; an association, a union

(chiefly women's speech) first person singular pronoun: I, me

(obsolete) one's own father

father / father figure / uncle / old man, elderly man

(honorific) old man

(informal, possibly dialect) one's own father / (by later extension) the head or master of an establishment such as a teahouse, boathouse, etc.