Key: "S:" = Show Synset (semantic) relations, "W:" = Show Word (lexical) relations
Display options for sense: (gloss) "an example sentence"
Verb
S: (v) support, back up (give moral or psychological support, aid, or courage to) "She supported him during the illness"; "Her children always backed her up"
S: (v) back up, back off, back down (move backwards from a certain position) "The bully had to back down"
S: (v) back, back up (establish as valid or genuine) "Can you back up your claims?"
S: (v) back up (make a copy of (a computer file) especially for storage in another place as a security copy) "You'd better back up these files!"
S: (v) 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"