Thesaurus

congest

verb

Synonyms and Antonyms of CONGEST

to prevent passage through by filling with something <the usual weekend traffic congested the region's highways>
Synonyms block, choke, clot, congest, dam, gum (up), jam, obstruct, occlude, plug (up), stop (up), stuff
Near Antonyms excavate, hollow (out), scoop (out); empty, lighten
Antonyms clear, free, open (up), unblock, unclog, unplug, unstop

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears