insole /inˈsōl/

1. The inner sole of a boot or shoe
2. A sole of some material placed inside a shoe for warmth, dryness or comfort

• sweater-girls
• sweaters
• sweat gland
• sweat glands
• sweath-band
• sweath-bands
• sweatier
• sweatiest
• sweatiness
• sweatinesses
• sweating
• sweatings
• sweating sickness
• sweating system
• sweating systems
• sweat it out
• sweat one's guts out
• sweatpants
• sweats
• sweat-shirt
• sweatshirt
• sweat-shirts
• sweatshirts
• sweat shop
• sweat shops