B2adjective2K

Challenging

UK /["/ˈtʃælɪndʒɪŋ/"]/US /["/ˈtʃælɪndʒɪŋ/"]/

Definition

difficult in an interesting way that tests your ability

In simple words: difficult or hard to do

Examples

  • challenging work/questions/problems
  • I have had a challenging and rewarding career as a teacher.
  • He found the course academically challenging.
  • The tasks were not challenging enough for me and I got bored.
  • We have changed the course to make it more challenging.
  • It will be a challenging target to meet.
  • She gave him a challenging look. ‘Are you really sure?’ she demanded.
  • Dealing with challenging behaviour in school is never easy.

Usage notes

Use 'challenging' when describing tasks, experiences, or situations that require effort. It's appropriate in both casual and academic contexts but avoid using it in very informal settings.

Grammar pattern

challenging + object

Memory hint

Think of a mountain that's hard to climb — it's challenging to reach the top!

Collocations

  • be
  • prove
  • make something
  • extremely
  • fairly
  • very

Synonyms

  • difficult
  • arduous
  • demanding
  • tough
  • formidable

Antonyms

  • easy
  • simple
  • straightforward

Common mistakes

  • 'Challenging' is confused with 'challenged' (meaning confronted or tested).
  • Some learners use 'challenging' as a noun instead of an adjective.
  • Mixing 'challenging' with 'difficult' without understanding nuanced differences.