Hirdsmen

[FrisianDude]

What actually is so special about them? They can be summoned by the chieftain and can wear fancy gear, but is that all? They simply are, or ought to be, the more experienced fighters of a village, with access to new gear, right?

[Grog]

they are the bodyguards of the chieftain - thats it

[Moracin]

You can just roleplay the rest. Make them a council or something, its up to your imagination.