boottree n. 靴/鞋的楦头
Boottree \Boot"tree`\, n. [Boot + tree wood, timber.]
An instrument to stretch and widen the leg of a boot,
consisting of two pieces, together shaped like a leg, between
which, when put into the boot, a wedge is driven.
The pretty boots trimly stretched on boottrees.
--Thackeray.