back up 5verbdomain: v physical contactPrinceton WordNet [ver.3.1]EnglishDefinitionbecome or cause to become obstructedReport errorPath to highest hypernymMorphologySynset graphExamples1.The water pipe is backed up2.The leaves clog our drains in the FallSynonymsclog 1choke off 2clog up 1congest 1choke 8foul 3