difficult

adjective

ˈdi-fi-(ˌ)kəlt How to pronounce difficult (audio)
Definition of difficultnext
1
as in challenging
requiring considerable physical or mental effort difficult questions on the exam that required analytical thinking

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in tough
requiring exceptional skill or caution in performance or handling it's a difficult situation when two of your friends are quarreling and you're trying to stay out of it

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How is the word difficult different from other adjectives like it?

The words arduous and hard are common synonyms of difficult. While all three words mean "demanding great exertion or effort," difficult implies the presence of obstacles to be surmounted or puzzles to be resolved and suggests the need of skill or courage.

the difficult ascent of the mountain

When would arduous be a good substitute for difficult?

While in some cases nearly identical to difficult, arduous stresses the need of laborious and persevering exertion.

the arduous task of rebuilding

When could hard be used to replace difficult?

In some situations, the words hard and difficult are roughly equivalent. However, hard implies the opposite of all that is easy.

farming is hard work

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 difficult Though impending rainstorms are likely to make rescue operations more difficult, officials say a previous threat from a lake that had formed on the border between Nepal and Tibet has substantially subsided. — Robert McGreevy, FOXNews.com, 29 Aug. 2026 Working through difficult interactions can both preserve meaningful connections and strengthen our ability to navigate other ones. — David H. Rosmarin, Time, 29 Aug. 2026 Gathering the documents necessary to prove citizenship would be difficult for many would-be voters. — ABC News, 29 Aug. 2026 Getty Images College football’s 2026 season begins today in Dublin with one of the sport’s most recognizable coaches trying to put a difficult first year behind him. — Giovanni Malloy, Forbes.com, 29 Aug. 2026 See All Example Sentences for difficult
Recent Examples of Synonyms for difficult
  1. challenging
  2. tough
  3. hard
  4. sensitive
  5. rigorous
  6. problematic
  7. demanding
  8. complicated
Adjective
  • For the healthcare providers in attendance, the party — which featured games and activities for the kids — is a chance to see the real-life impact of their often emotionally challenging work.
    — Toria Sheffield, PEOPLE, 29 Aug. 2026
  • Because of the challenging terrain, the bridges are designed to be constructed without heavy machinery.
    — Fatma Tanis, NPR, 29 Aug. 2026
Definition of challenging
Adjective
  • The war, and in particular Iran’s direct targeting of the Gulf, makes this approach a tough pill to swallow.
    — Dina Esfandiary, Foreign Affairs, 27 Aug. 2026
  • The conversation shifted from tougher ordinances toward resource allocation and investing in third spaces, which are places outside of work, school or home.
    — Charlotte Observer, Charlotte Observer, 27 Aug. 2026
Definition of tough
Adjective
  • Michael Mankins and Matthew Crupi want value maximization back as the objective, with stakeholder commitments as hard or soft constraints.
    — Steve Denning, Forbes.com, 31 Aug. 2026
  • Hrgović landed one, two, three hard right hands late in the round.
    — Sarah Shephard, New York Times, 30 Aug. 2026
Definition of hard
Adjective
  • Those could include remote sensors, autonomous underwater vehicles and other equipment that requires persistent, low-visibility power in remote and sensitive offshore and coastal environments, as well as power resiliency for forward military bases.
    — ABC News, ABC News, 26 Aug. 2026
  • Musk’s officials infiltrated department after department, canceling contracts, firing employees, viewing sensitive data, and kneecapping programs related to diversity, equity, and inclusion, as well as foreign aid.
    — Literary Hub, Literary Hub, 26 Aug. 2026
Definition of sensitive
Adjective
  • Every personal finance review is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of home loan products.
    — Kelsey Neubauer, CNBC, 28 Aug. 2026
  • But alongside serious thinkers such as Rankine, Ta-Nehisi Coates, and Saidiya Hartman, less rigorous writers and ideas were also elevated.
    — Charles Finch, The Atlantic, 28 Aug. 2026
Definition of rigorous
Adjective
  • Medical uses Buprenorphine’s principal use is in the treatment of OUD, a chronic condition characterized by problematic opioid use despite harmful consequences.
    — Encyclopedia Britannica, Encyclopedia Britannica, 28 Aug. 2026
  • The Fire Center said in its update that those conditions could be problematic for firefighters.
    — Carly Sauvageau, USA Today, 26 Aug. 2026
Definition of problematic
Adjective
  • Leaders may not need to tax themselves heavily to gain some cognitive benefit during an already demanding period.
    — Julian Hayes II, Forbes.com, 29 Aug. 2026
  • That makes both the X-ray measurement itself and the interpretation of its data increasingly demanding.
    — Aamir Khollam, Interesting Engineering, 28 Aug. 2026
Definition of demanding
Adjective
  • Linney’s Guardian tries to draw out some resentment from her new candidate, but John expresses (or feigns) sympathy for Hal, who was betrayed by his father figure Sinestro, an experience John likens to his own complicated upbringing.
    — Siddhant Adlakha, Vulture, 31 Aug. 2026
  • She was steeped in the minutiae of a profoundly complicated culture.
    — Everett Potter, Forbes.com, 30 Aug. 2026
Definition of complicated

Browse Nearby Words

differs (over)
difficult
difficulties
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Cite this Entry

“Difficult.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/difficult. Accessed 1 Sep. 2026.

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