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

was in a difficult position

Why must you be so difficult?

having a difficult time coping with her death

b

: hard to understand : puzzling

difficult reading

found calculus too difficult

difficultly adverb

Synonyms of difficult

• challenging
• tough
• hard
• rigorous
• demanding
• formidable
• complicated

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

Spending close to home Making a fighter jet is difficult – and expensive. —Joseph Ataman, CNN Money, 13 June 2026

Showing conclusively that any given meteoroid comes from interstellar space is a notoriously difficult task, but having more cameras on the sky to boost the odds for good trajectory and velocity measurements would be extremely helpful. —Phil Plait, Scientific American, 12 June 2026

The event reflects the Eagles rookie's commitment to giving back to the community and creating opportunities for children who may be facing difficult circumstances. —Wakisha Bailey, CBS News, 12 June 2026

Work is simply more difficult to find for teens. —Joel Mathis, TheWeek, 12 June 2026

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