silt; sludge; ooze

silt; river sludge; to silt up; choked with silt; variant of 瘀[yu1]

bruising

choked with silt; silted up

to silt up

silted up; obstructed by silt; variant of 瘀滯|瘀滞[yu1 zhi4]

to warp (fertilize land by flooding)

to silt up; silt; sediment; ooze; slurry

variant of 瘀血[yu1 xue4]

to dredge; to remove sludge

variant of 祛瘀[qu1 yu1]

bruise; patch of bruising

lit. to grow out of the mud unsullied (idiom); fig. to be principled and incorruptible