remora /remˈə-rə/

1. The sucking-fish, formerly believed to stop ships by attaching its sucker
2. An obstacle (figurative)

• durions
• durmast
• durmast oak
• durmasts
• durn
• durns
• duro
• duros
• duroy
• duroys
• durra
• durras
• durrie
• durries
• durst
• durukuli
• durukulis
• durum
• durums
• durum wheat
• durum wheats
• dush
• dushed
• dushes
• dushing