twyer, twyere, tweer, twier, twire or tuyère /twēr, also twīr, twē-yerˈ/

A nozzle for a blast of air

• undergirds
• undergirt
• underglaze
• underglaze painting
• underglazes
• undergo
• undergoes
• undergoing
• undergone
• undergown
• undergowns
• undergrad
• undergrads
• undergraduate
• undergraduates
• undergraduateship
• undergraduette
• undergraduettes
• underground
• undergrounds
• undergrove
• undergroves
• undergrown
• undergrowth
• undergrowths