clogs up

Related

chokes · backs up · plugs · gums up · silts · gridlock · traffic · drain · arteries · pipes · buildup · debris · sludge · hairball · plunger · stagnant · sluggish · bottleneck

Opposites
flow/passage

clogs upclears

Removes or vindicates

unclogs · opens up · unblocks · clears out · frees up

system function

clogs upstreamlines

Makes more efficient

facilitates · smooths · expedites · lubricates · optimizes

Familiarity
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