" silt "

[Noun]  | "silt" | \ ˈsilt \

1: loose sedimentary material with rock particles usually 1/20 millimeter or less in diameter; also : soil containing 80 percent or more of such silt and less than 12 percent of clay

2: a deposit of sediment (as by a river)

Origin: 15th century ;

 Middle English cylte, probably of Scandinavian origin; akin to Norwegian dialect sylt beach flooded at high tide; akin to Old High German sulza salt marsh, Old English sealt salt;

[Verb]  | "silt" 

1: to become choked or obstructed with silt —often used with up

2: to choke, fill, cover, or obstruct with silt or mud

Origin: 1799 ;

[Noun]  | "silt" 

[Verb]  | "silt"