difficult

adjective

dif·​fi·​cult ˈdi-fi-(ˌ)kəlt 

1

: hard to do, make, or carry out : arduous

a difficult climb

2

a

: hard to deal with, manage, or overcome

a difficult child

having a difficult time coping with her death

b

: hard to understand : puzzling

difficult reading

found calculus too difficult

difficultly adverb

Synonyms

• arduous
• Augean
• backbreaking
• challenging
• demanding
• effortful
• exacting
• formidable
• grueling
• gruelling
• hard
• heavy
• hellacious
• herculean
• killer
• laborious
• moiling
• murderous
• pick-and-shovel
• rigorous
• rough
• rugged
• severe
• stiff
• strenuous
• sweaty
• tall
• testing
• toilsome
• tough
• uphill

Choose the Right Synonym for difficult

hard, difficult, arduous mean demanding great exertion or effort.

hard implies the opposite of all that is easy.

farming is hard work

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

arduous stresses the need of laborious and persevering exertion.

the arduous task of rebuilding

Examples of difficult in a Sentence

We were asked lots of difficult questions.

I had to make a very difficult decision.

We'll be hiking over difficult terrain.

It's more difficult than it sounds.

I found myself in a difficult position.

Some difficult days lie ahead of us.

These changes will make life difficult for everyone involved.

Recent Examples on the Web

Third, operational command of Kamikaze planes is difficult because results cannot be evaluated with any accuracy. —CBS News, 11 Apr. 2025

Instead, the major drama comes in the form of Ivy’s corruption by her acting coach, as Ivy gradually goes method and becomes as difficult to work with as Marilyn was (one of this musical’s many meta moments). —Christian Lewis, Variety, 11 Apr. 2025

An especially moving late-season storyline taps into the lingering trauma of residential schools and child-family separations, foregrounding the characters’ difficult emotions without losing sight of the devotion and pleasure also integral to their relationships. —Angie Han, HollywoodReporter, 10 Apr. 2025

Big Sean was faced with a difficult decision when he was asked to pick between his two favorite rappers, Eminem and Lil Wayne. —Mackenzie Cummings-Grady, Billboard, 10 Apr. 2025

Word History

Etymology

Middle English, probably back-formation from difficulte difficulty

First Known Use

14th century, in the meaning defined at sense 1

Kids Definition

difficult

adjective

dif·​fi·​cult ˈdif-i-(ˌ)kəlt 

1

: hard to do, make, or carry out

a difficult climb

2

a

: hard to deal with, manage, or overcome

a difficult child

b

: hard to understand : puzzling

difficult reading

difficultly adverb