Is “Busk” a Scrabble word?
Yes
BUSK
Valid in at least one Scrabble dictionary
Valid in these dictionaries
SOWPODS / CSW
Scrabble UK & International
TWL / NWL
Scrabble North America
Large English Dictionary
General English word list
Meaning of Busk
/bʌsk/
noun
1.A strip of metal, whalebone, wood, or other material, worn in the front of a corset to stiffen it.
2.(by extension) A corset.