back 1 of 4

1
as in ago
earlier than the present time that's longer back than I can remember

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Antonyms & Near Antonyms

2
3

back

2 of 4

noun

1
as in rear
a behind part or surface the back of the page was blank

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2
as in jugular
a vulnerable point a candidate needing a loyal aide who can be relied upon to always watch his back

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back

3 of 4

verb

1
2
3
as in to reinforce
to provide evidence or information for (as a claim or idea) the author needs to back her thesis with more facts

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back

4 of 4

adjective

as in hind
being at or in the part of something opposite the front part she carried all the presents in the back door, as the children were playing in the front yard

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Antonyms & Near Antonyms

Synonym Chooser

How is the word back different from other verbs like it?

Some common synonyms of back are advocate, champion, support, and uphold. While all these words mean "to favor actively one that meets opposition," back suggests supporting by lending assistance to one failing or falling.

refusing to back the call for sanctions

When can advocate be used instead of back?

While the synonyms advocate and back are close in meaning, advocate stresses urging or pleading.

advocated prison reform

Where would champion be a reasonable alternative to back?

The words champion and back are synonyms, but do differ in nuance. Specifically, champion suggests publicly defending one unjustly attacked or too weak to advocate his or her own cause.

championed the rights of children

When might support be a better fit than back?

In some situations, the words support and back are roughly equivalent. However, support is least explicit about the nature of the assistance given.

supports waterfront development

When is it sensible to use uphold instead of back?

The words uphold and back can be used in similar contexts, but uphold implies extended support given to something attacked.

upheld the legitimacy of the military action

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of back
Adverb
Cameron’s team built machines that were water jet propelled so that his actors could rocket through the water under the surface, come up and fly above the surface and then dive back in, all the while letting the technology drive the story and vice versa. Jim Hemphill, IndieWire, 1 Oct. 2025 Seek out the people who reflect your vision back to you with clarity. Meghan Rose, Glamour, 1 Oct. 2025
Noun
The Seahawks will have Pro-Bowl defensive backs Devon Witherspoon and Julian Love back on the field after both missed last week's game due to injuries. Anne Erickson, MSNBC Newsweek, 25 Sep. 2025 So Larry opened the door, and Jason’s got these two killer dogs in the back. Thr Staff, HollywoodReporter, 25 Sep. 2025
Verb
And there’s serious science to back it up. Helen Carefoot, Flow Space, 25 Sep. 2025 The film is written by Katja Kallio and backed by the Finnish Film Foundation, YLE, SF Studios, Nordisk Film & TV Fond, the Finnish Film Impact Fund (FIFF), West Finland Film Commission (WFFC) and the Church Media Foundation. Christopher Vourlias, Variety, 25 Sep. 2025
Adjective
And in a different year, with a different quarterback, the outcome was the same early in Monday night’s first quarter as Higgins pivoted to his back-shoulder and slammed to the turf with a 19-yard catch. Luca Evans, Denver Post, 30 Sep. 2025 The carrier turned around, caught up to the van and took photos, including of the back license plate. Nick Ferraro, Twin Cities, 29 Sep. 2025 See All Example Sentences for back
Recent Examples of Synonyms for back
Adverb
  • Buchanan, 72, joined the board two years ago as part of a group of new appointees.
    Arkansas Online, Arkansas Online, 26 Sep. 2025
  • Persistent lower back pain, despite two surgeries to relieve a herniated disc a few years ago—blame an unathletic youth and an adulthood spent hunched over a computer.
    Peter J. Frank, Robb Report, 25 Sep. 2025
Adverb
  • With up to 150 hours of burn time, there’s plenty of holiday cheer to go around.
    L. Daniela Alvarez, Better Homes & Gardens, 29 Sep. 2025
  • The two planes were around 5,200 feet (1 mile) at their closest points, according to the FAA.
    Ayesha Ali, ABC News, 29 Sep. 2025
Noun
  • Love, the last driver above the current elimination line, leads Sanchez by five points, Hill by seven, Harrison Burton (20th Saturday after starting from the rear) by eight and Smith by 14.
    Reid Spencer, Kansas City Star, 28 Sep. 2025
  • For some reason, Mansory chose not to add a spoiler to the rear.
    Erik Shilling, Robb Report, 26 Sep. 2025
Noun
  • There will be plenty of temptation to go right for the jugular Monday night against a beleaguered Bengals defense.
    Parker Gabriel, Denver Post, 25 Sep. 2025
  • My bullet had penetrated the neck between the jugular and the bone, missing the spine by a fraction.
    Robert Easton, Outdoor Life, 3 Sep. 2025
Verb
  • In the 1960s, child psychoanalyst Bruno Bettelheim advocated for separating autistic children from their mothers, according to Vicedo.
    Juliana Kim, NPR, 26 Sep. 2025
  • October is Filipino American History Month, a time to uplift the contributions of Filipino Americans across the generations while continuing to advocate for a just society, according to the Filipino American National Historical Society.
    Jenna Prestininzi, Freep.com, 26 Sep. 2025
Verb
  • Photos from the scene show several police cars and fire trucks outside the American Fish Company as first responders aided the injured.
    Escher Walcott, PEOPLE, 28 Sep. 2025
  • There have been a lot of calls for arms embargoes and a halt to aid for Israel.
    Andrew Stanton, MSNBC Newsweek, 28 Sep. 2025
Verb
  • As the fireline is constructed, inspected or reinforced, mappers record those details to adjust the containment percentage.
    CA WILDFIRE BOT, Sacbee.com, 29 Sep. 2025
  • Pettersson’s sturdy performances over the weekend, and the fact that the club gave him a lengthy look on Sunday on the right side, would seem to have reinforced his incumbency in the battle for a spot in the opening-night lineup.
    Thomas Drance, New York Times, 29 Sep. 2025
Adverb
  • He was sacked only once, and that was the result of his fumbling the ball backward, and then having to scramble to recover it.
    Jim Keyser, Idaho Statesman, 28 Sep. 2025
  • Video footage captured by fans in the crowd sees Young falling backwards, prompting members of her band to leap up and help her.
    Shania Russell, Entertainment Weekly, 28 Sep. 2025

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Cite this Entry

“Back.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/back. Accessed 2 Oct. 2025.

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