sudd /sud/

1. A mass of vegetation floating on water in NE Africa, particularly on the White Nile where it may obstruct navigation
2. A temporary dam

• undimmed
• undine
• undines
• undinism
• undinisms
• undinted
• undiplomatic
• undipped
• undirected
• undisappointing
• undiscerned
• undiscernedly
• undiscernible
• undiscernibly
• undiscerning
• undiscernings
• undischarged
• undisciplinable
• undiscipline
• undisciplined
• undisciplines
• undisclosed
• undiscomfited
• undiscordant
• undiscording