busk

soittaa A strip of metal, whalebone, wood, or other material, worn in the front of a corset to stiffen it.
Marston

Her long slit sleeves, stiff busk, puff verdingall, / Is all that makes her thus angelical.

Off with that happy busk, which I envie, / That still can be, and still can stand so nigh.

Busk, a kind of table linen, occurs first in 1458, and occasionally afterwards.

Busk you, busk you, my bonny, bonny bride. — Hamilton.

The watch stert up and drew their weapons bright

And 'busk'd' them bold to battle and to fight. — Fairfax.

Ye might have busked you to Huntly banks. — Skelton.