List all words ending with urns, sorted by length

• burns
• curns
• durns
• gurns
• turns

• bourns
• churns
• inurns
• mourns
• spurns

• auburns
• inturns
• returns
• unturns
• upturns

• adjourns
• cothurns
• goldurns
• lecturns
• mowburns
• nocturns
• outburns
• outturns
• rejourns
• sojourns
• sunburns
• vulturns

• downturns
• muirburns
• overburns
• overturns
• sideburns
• windburns

• handsturns
• heartburns