firn /firn or fûrn/

Snow on high glaciers while still granular

• dugite
• dugites
• dugong
• dugongs
• dugout
• dugouts
• dugs
• duh
• DUI
• duiker
• duikers
• duing
• duke
• duked
• dukedom
• dukedoms
• dukeling
• dukelings
• dukeries
• dukery
• dukes
• dukeship
• dukeships
• Dukhobor
• Dukhobors