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

1 sense of congest

Sense 1
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")
       => obstruct, obturate, impede, occlude, jam, block, close up -- (block passage through; "obstruct the path")

Antonyms of adj congested

1 sense of congested

Sense 1
congested, engorged -- (overfull as with blood)

INDIRECT (VIA full) -> empty -- (holding or containing nothing; "an empty glass"; "an empty room"; "full of empty seats"; "empty hours")

Similarity of adj congested

1 sense of congested

Sense 1
congested, engorged -- (overfull as with blood)
       => full (vs. empty) -- (containing as much or as many as is possible or normal; "a full glass"; "a sky full of stars"; "a full life"; "the auditorium was full to overflowing")

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