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

• 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

Travel could be very difficult to impossible. —Ca Weather Bot, Sacbee.com, 12 Oct. 2025

This Is My Story While Israel and Hamas have accepted the two-phase agreement, many of the more difficult issues have been left unresolved. —Richard Hall, Time, 12 Oct. 2025

Earlier in the day, Maccelli noted that chemistry was difficult to build for just about everyone early in the season. —Jonas Siegel, New York Times, 12 Oct. 2025

The National Marine Manufacturers Association said in a statement that the rules have not kept pace with advancements in the marine industry, making innovation in the business difficult. —Jason Ma, Fortune, 12 Oct. 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