stalwart

Universal Words noun, adjective noun ~ (of sth) a loyal supporter who does a lot of work for an organization, especially a political party: a Labour / Tory stalwart * They have been stalwarts of the local amateur dramatic society for over 30 years. adjective [usuallybeforenoun] 1 that is loyal and you can rely on, even in a difficult situation: stalwart supporters 2 (formal) physically strong