lacklustre
Tepid at best
Lacklustre describes something dull, uninspired, or lacking brilliance—the opposite of shining or vibrant.
A lacklustre performance fails to impress.
Lacklustre hair has lost its shine.
The word suggests falling short of expected vitality or excellence: The team put in a lacklustre effort and lost by twenty points.
The spelling is British; Americans write lackluster.
Failing to engage interest
- tediousBoring through length
- uninterestingFailing to hold attention
- humdrumLacking variety or excitement
- unexcitingLacking in interest
lifeless · stale · mundane · vapid · insipid · bland · wearisome · dry
Failing to satisfy expectations
- subparBelow acceptable quality
- mediocreOf only moderate quality
- underwhelmingFailing to meet expectations
- weakLacking power or force
poor · flat · unimpressive · anaemic · tepid · indifferent · uninspiring · forgettable
Lacking energy or alertness
- apatheticWithout feeling or concern
- spiritlessLacking energy or enthusiasm
- languidWeak and without vigor
- sluggishSlow and inactive
torpid · lifeless · indifferent · enervated · weary · fatigued · limp · droopy
Reduced in brightness
- paleLacking color intensity
- tarnishedOxidized and discolored
- dulledMade less sharp
- washed-outLacking original vibrancy
muted · wan · bleached · subdued · weathered · pallid · sallow · ashen
Lacking creative originality
- unoriginalNot new or novel
- hackneyedOverused and unoriginal
- triteOverused, lacking freshness
- clichédOverused to meaninglessness
pedestrian · derivative · formulaic · stale · uncreative · predictable · conventional · routine
boring
Failing to engage interest
- tediousBoring through length
- uninterestingFailing to hold attention
- humdrumLacking variety or excitement
unexciting · lifeless · stale · mundane · vapid · insipid · bland · wearisome · dry · banal
disappointing
Failing to satisfy expectations
- subparBelow acceptable quality
- mediocreOf only moderate quality
- underwhelmingFailing to meet expectations
weak · poor · flat · unimpressive · anaemic · tepid · indifferent · uninspiring · forgettable · unremarkable
lethargic
Lacking energy or alertness
- apatheticWithout feeling or concern
- spiritlessLacking energy or enthusiasm
- languidWeak and without vigor
sluggish · torpid · lifeless · indifferent · enervated · weary · fatigued · limp · droopy · dispirited
dimmed
Reduced in brightness
washed-out · muted · wan · bleached · subdued · weathered · pallid · sallow · ashen · colourless
unimaginative
Lacking creative originality
- unoriginalNot new or novel
- hackneyedOverused and unoriginal
- triteOverused, lacking freshness
clichéd · pedestrian · derivative · formulaic · stale · uncreative · predictable · conventional · routine · mechanical
lacklustrebrilliant
Intensely bright or gifted
outstanding · exceptional · remarkable · impressive · magnificent