Synonyms
Antonyms
Etymology

1. back

noun. ['ˈbæk'] the posterior part of a human (or animal) body from the neck to the end of the spine.

Synonyms

  • thoracic vertebra
  • dorsum
  • saddle
  • dorsal vertebra
  • body part
  • small
  • lat
  • body
  • torso
  • lumbar vertebra
  • latissimus dorsi

Antonyms

  • coarse
  • artifact
  • thinness
  • breakableness

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

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Rhymes with Back Up

  • closeup
  • strupp
  • trupp
  • stupp
  • schrupp
  • schlup
  • lay-up
  • krupp
  • grupp
  • yup
  • sup
  • shupp
  • schupp
  • ruppe
  • rupp
  • pup
  • knupp
  • hupp
  • cupp
  • cup
  • chupp
  • bupp
  • upp

2. back

adverb. ['ˈbæk'] at or to or toward the back or rear.

Synonyms

  • rearward
  • rearwards
  • backward

Antonyms

  • disprove
  • disagree
  • take
  • inactivity

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

3. back

adjective. ['ˈbæk'] related to or located at the back.

Synonyms

  • posterior
  • rearmost
  • rear
  • hindermost
  • backmost
  • aft
  • rearward

Antonyms

  • front
  • anterior
  • disallow
  • boycott

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

4. back

adverb. ['ˈbæk'] in or to or toward a past time.

Antonyms

  • ahead

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

5. back

noun. ['ˈbæk'] the side that goes last or is not normally seen.

Synonyms

  • quarter
  • poop
  • rear
  • side
  • after part
  • stern
  • tail
  • empennage

Antonyms

  • old
  • uppercase
  • loud
  • immoderate

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

6. back

verb. ['ˈbæk'] be behind; approve of.

Synonyms

  • plunk for
  • champion
  • warrant
  • indorse
  • support
  • approve
  • okay
  • second
  • O.K.
  • defend
  • guarantee
  • sanction
  • plump for

Antonyms

  • left
  • right
  • unerect
  • erect

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

7. back

verb. ['ˈbæk'] travel backward.

Synonyms

  • back out
  • go
  • locomote
  • travel

Antonyms

  • marginality
  • centrality
  • anteriority
  • northernness

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

8. back

noun. ['ˈbæk'] the part of something that is furthest from the normal viewer.

Synonyms

  • place
  • position

Antonyms

  • thickness
  • thin
  • hardness

Etymology

  • bak (Middle English (1100-1500))
  • bæc (Old English (ca. 450-1100))

9. up

adverb. ['ˈʌp'] spatially or metaphorically from a lower to a higher position.

Synonyms

  • upwards
  • upwardly

Antonyms

  • downwards
  • downwardly
  • downward

Etymology

  • upp (Old English (ca. 450-1100))

10. up

adjective. ['ˈʌp'] being or moving higher in position or greater in some value; being above a former position or level.

Synonyms

  • leading
  • risen
  • upfield
  • ahead
  • in the lead
  • dormie
  • heavenward
  • sprouted
  • aweigh
  • ascending
  • upward
  • dormy
  • upbound
  • high

Antonyms

  • down
  • low
  • fragrant
  • sober

Etymology

  • upp (Old English (ca. 450-1100))

Sentences with back-up


1. Noun Phrase
Kiplinger suggests asking several key questions, including how much they charge, their credentials and whether they back up their work in case you get audited.

2. Noun Phrase
Pause for a count at the bottom of the movement, and then exhale as you press back up, straightening your arms.

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