Noun: shoetree 'shoo,tree- A wooden or metal device that is inserted into a shoe to preserve its shape when it is not being worn
"He placed shoetrees in his expensive leather shoes to maintain their form"
Verb: shoetree 'shoo,tree- Stretch (a shoe) on a shoetree
"He shoetrees his leather shoes to maintain their shape";
- tree
Derived forms: shoetrees
Type of: device, elongate, stretch