mainstay, leader, flagship, main one

team

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

a sports team which not run by the company, but by the organization of like-minded people in the local community

(military) capital ship

teammate

teamplay

(colloquial) current boyfriend