ustion /usˈchən/ (obsolete)

1. Burning
2. Cauterization by burning

ustulation /us-tū-lāˈshən/ noun

1. Burning
2. Roasting

• frustrating
• frustratingly
• frustration
• frustrations
• frusts
• frustule
• frustules
• frustum
• frustums
• frutex
• frutices
• fruticose
• frutified
• frutifies
• frutify
• frutifying
• fry
• fryer
• fryers
• frying
• frying-pan
• frying-pans
• fryings
• fry in one's fat
• fry-up