firn /firn or fûrn/

Snow on high glaciers while still granular

• prenup
• prenuptial
• prenuptial agreement
• prenuptial agreements
• prenzie
• preoccupancies
• preoccupancy
• preoccupant
• preoccupants
• preoccupate
• preoccupated
• preoccupates
• preoccupating
• preoccupation
• preoccupations
• preoccupied
• preoccupies
• preoccupy
• preoccupying
• preocular
• preon
• preons
• preoperational
• preoperative
• preoption