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WordNet-Online
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Adjective backed up has 1 sense
- backed, backed up - having backing; "a claim backed up by strong evidence"
Antonym: unsupported (indirect, via supported)
Verb back up has 5 senses
- support, back up - give moral or psychological support, aid, or courage to; "She supported him during the illness"; "Her children always backed her up"
Sample sentence:
Sam cannot back up Sue
- back up, back off, back down - move backwards from a certain position; "The bully had to back down"
--2 is one way to withdraw, retreat, pull away, draw back, recede, pull back, retire, move back
Sample sentences:
Something ----s
Somebody ----s
- back, back up - establish as valid or genuine; "Can you back up your claims?"
--3 is one way to confirm, corroborate, sustain, substantiate, support, affirm
Sample sentences:
Somebody ----s something
Something ----s something
- back up - make a copy of (a computer file) especially for storage in another place as a security cop; "You'd better back up these files!"
--4 is one way to copy, re-create
Sample sentence:
Somebody ----s something
- 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"
--5 is one way to obstruct, obturate, impede, occlude, jam, block, close up
Sample sentences:
Something ----s
Somebody ----s something
Something ----s something
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