borderline 1 of 3

adjective

ˈbȯr-dər-ˌlīn How to pronounce borderline (audio)
Definition of borderlinenext
as in frontier
located at or near a border a borderline region that is claimed by both countries

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Antonyms & Near Antonyms

borderline

2 of 3

adverb

as in almost
very close to but not completely your answer was borderline rude, so I would advise you to be more diplomatic in the future

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Antonyms & Near Antonyms

borderline

3 of 3

noun

as in edge
the line or relatively narrow space that marks the outer limit of something the actual borderline separating the two properties is now being disputed

Synonyms & Similar Words

Antonyms & Near Antonyms

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 borderline
Adjective
Aside from animation similarities, the main element these two cartoons have in common is a breakneck, borderline chaotic pace. — Chris Snellgrove, Entertainment Weekly, 7 Aug. 2026 The long, borderline stiletto shape gives each flower its own space to bloom—even allowing for some pearl accents. — Kara Jillian Brown, InStyle, 2 Aug. 2026
Adverb
Fringe-y/borderline/ticking-time-bomb people are always out there and probably have active imaginations that go way beyond what sometimes pops up in movies. — David Rooney, The Hollywood Reporter, 1 Oct. 2019 Both teams came out hitting to start Game 2 and the intensity jumped another level after McNabb’s borderline hit on Kuznetsov. — Adam Candee, Detroit Free Press, 30 May 2018
Noun
In November 2025, South Korea proposed talks on clarifying the borderline, but North Korea didn’t respond. — ABC News, 5 Oct. 2026 The choice of chartreuse — a borderline putrid shade of it, no less — walked an appropriate tightrope between glamorous and grotesque. — Oscar Holland, CNN Money, 2 Oct. 2026 See All Example Sentences for borderline
Recent Examples of Synonyms for borderline
  1. frontier
  2. almost
  3. edge
  4. marginal
  5. practically
  6. perimeter
  7. nearly
  8. border
Adjective
  • That worried Huang, who fears a Chinese rival, and White House officials, who believe Chinese dependence on non-frontier American chips is the best way to ensure a lead in AI.
    — Charlie Campbell, Time, 11 Dec. 2025
Definition of frontier
Adverb
  • There’s plenty of other awful things happening in the episode, almost all of them revolving around Sai.
    — Brian Moylan, Vulture, 14 Oct. 2026
  • Genetic comparisons revealed that deep-sea viral communities in the region are almost entirely unique, with just 4 percent of their protein clusters matching global databases.
    — Mrigakshi Dixit, Interesting Engineering, 14 Oct. 2026
Definition of almost
Noun
  • Yet, as in many speculative markets, sophisticated participants often have access to better information, stronger analytical tools and more advanced risk-management techniques than retail participants, giving them an informational edge.
    — Aneri Jambusaria, Fortune, 18 Oct. 2026
  • The eastern edge of the park is the north-south alley that serves businesses along Laramie.
    — Edward Keegan, Chicago Tribune, 18 Oct. 2026
Definition of edge
Adjective
  • The main concern is damaging wind gusts, but the latest outlook also indicates a marginal possibility of a brief tornado, particularly near the Delaware River Valley and Delmarva.
    — Bill Kelly, CBS News, 15 Oct. 2026
  • Chasing cost cuts and marginal revenue bumps is an outdated model for running a professional creative services company.
    — Fernando Bergás-Coria, Forbes.com, 13 Oct. 2026
Definition of marginal
Adverb
  • Remember the old Popeye and spinach routine, where the squinty-eyed sailor scarfs down a can of leafy greens and his muscles practically burst out of his shirt?
    — Maggie Ryan, Flow Space, 15 Oct. 2026
  • The chase for a third consecutive World Series championship is historically and essentially and practically kaput.
    — Los Angeles Times, Los Angeles Times, 15 Oct. 2026
Definition of practically
Noun
  • An invite-only Rocket Variant replaces standard features with a single-seat configuration and perimeter thrusters for true flight, rendering it non-road-legal.
    — Mrigakshi Dixit, Interesting Engineering, 16 Oct. 2026
  • Bouquets of flowers, candles and toys line the crosswalk outside the police perimeter in tribute to the victims.
    — Holly Yan, CNN Money, 16 Oct. 2026
Definition of perimeter
Adverb
  • Emily Hargreaves, who has been at Multitude for nearly a decade, continues to lead the personal PR biz including Dyer, Adefope and Latif.
    — Max Goldbart, Deadline, 15 Oct. 2026
  • Atlas assembly overhaul The company released a nearly six-minute video showing how its manufacturing processes support rapid hardware development, letting engineers move from design changes to physical components and assembled robots faster.
    — Jijo Malayil, Interesting Engineering, 15 Oct. 2026
Definition of nearly
Noun
  • Ukrainian drones killed a woman in a Russian border region and disrupted flights at Moscow's airports, according to Russian authorities.
    — Arkansas Online, Arkansas Online, 18 Oct. 2026
  • His income will be augmented by a deal to help control Haiti’s porous border with the Dominican Republic for the next 10 years in return for 10% of any new customs revenue collected.
    — Nick Paton Walsh, CNN Money, 17 Oct. 2026
Definition of border

Browse Nearby Words

borderlands
borderline
borderlines
See all Nearby Words

Cite this Entry

“Borderline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/borderline. Accessed 20 Oct. 2026.

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