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Từ điển WordNet v3.1 - WordNet Dictionary
back up


verb
1. give moral or psychological support, aid, or courage to (Freq. 3)
- She supported him during the illness
- Her children always backed her up
Syn:
support
Derivationally related forms:
backup, supportive (for: support), support (for: support), supporter (for: support)
Hyponyms:
sponsor, patronize, patronise, shop, shop at,
buy at, frequent, help, assist, aid, promote,
advance, boost, further, encourage, undergird, second,
back, endorse, indorse
Verb Frames:
- Somebody ----s something
- Somebody ----s somebody
- Something ----s somebody
- Something ----s something
- Sam cannot back up Sue
2. move backwards from a certain position (Freq. 3)
- The bully had to back down
Syn:
back off, back down
Derivationally related forms:
backdown (for: back down)
Hypernyms:
withdraw, retreat, pull away, draw back, recede,
pull back, retire, move back
Verb Frames:
- Something ----s
- Somebody ----s
3. establish as valid or genuine (Freq. 1)
- Can you back up your claims?
Syn:
back
Hypernyms:
confirm, corroborate, sustain, substantiate, support, affirm
Verb Frames:
- Somebody ----s something
- Something ----s something
4. make a copy of (a computer file) especially for storage in another place as a security copy
- You'd better back up these files!
Derivationally related forms:
backup
Topics:
computer, computing machine, computing device, data processor, electronic computer, information processing system
Hypernyms:
copy, re-create
Verb Frames:
- Somebody ----s something
5. become or cause to become obstructed
- The leaves clog our drains in the Fall
- The water pipe is backed up
Syn:
clog, choke off, clog up, congest, choke, foul
Ant:
unclog (for: clog)
Derivationally related forms:
congestive (for: congest), congestion (for: congest), backup, clog (for: clog)
Hypernyms:
obstruct, obturate, impede, occlude, jam,
block, close up
Hyponyms:
gum up, crap up, stuff, lug, choke up,
block, silt up, silt
Verb Frames:
- Something ----s
- Somebody ----s something
- Something ----s something


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