Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun silt

1 sense of silt

Sense 1
silt -- (mud or clay or small rocks deposited by a river or lake)
       => soil, dirt -- (the part of the earth's surface consisting of humus and disintegrated rock)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb silt

1 sense of silt

Sense 1
silt up, silt -- (become chocked with silt; "The river silted up")
       => clog, choke off, clog up, back up, congest, choke, foul -- (become or cause to become obstructed; "The leaves clog our drains in the Fall"; "The water pipe is backed up")