Answer: silted

AnswerCrossword Clue
SILTED

Filled with sediment

SILTED

Filled with sand, with "up"

SILTED

Choked up with sand

SILTED
Like a river bottom
SILTED
Choked up with sediment
SILTEDDeposited with sediment.
SILTEDObstructed with rocky particles.
SILTEDChoked with sediment
SILTEDBlocked, as a harbor, with "up"
SILTEDFine with choked sand
SILTEDLike river beds
SILTEDLike riverbeds
SILTEDLike a river delta