different between lackluster vs unchallenging

English

Alternative forms

• lacklustre (UK & Commonwealth)

Etymology

From lack +? luster.

Pronunciation

Adjective

lackluster (comparative more lackluster, superlative most lackluster) (American spelling)

1. Lacking brilliance or intelligence.
2. Having no shine or lustre; dull.
   • 1885, William Dean Howells, The Rise of Silas Lapham, New York: Holt, Rinehart & Winston, 1961, Chapter XIX, p. 273,

     He sat looking at her with lack-lustre eyes. The light suddenly came back into them.

3. Not exceptional; not worthy of special merit, attention, or interest; having no vitality.

   The actor gave a lackluster performance in his latest film.

Synonyms

• See also Thesaurus:bore

Translations

Noun

lackluster (countable and uncountable, plural lacklusters) (American spelling)

1. (uncountable) Lack of brightness or points of interest.
2. (countable) A person or thing of no particular brilliance or intelligence.

Anagrams

• lack-lustre, lacklustre

English

Etymology

un- +? challenging

Adjective

unchallenging (comparative more unchallenging, superlative most unchallenging)

1. Not challenging; easy to do.

Synonyms

• simple
• trivial

Antonyms

• challenging

See also

• challenge