The tired musicians gave a lacklustre performance.
Source: tatoeba (8977941)
Ranked by relevance and common usage.
Keep "lacklustre" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
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Choose a synonym only if it keeps the core idea of "lacklustre" intact in the sentence you are editing.
Check whether the replacement sounds more formal, casual, emotional, technical, or forceful than the original word.
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Review note: Synonym lists are ranked with lexical data and reviewed for practical writing value. Use the comparison notes, sentence evidence, and source labels together; a high-ranking synonym can still be wrong when the audience, register, or grammar changes.
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4 total sentences available.
The tired musicians gave a lacklustre performance.
Source: tatoeba (8977941)
Substitute Charlie Austin scored seven minutes into his Southampton debut as a lacklustre Manchester United were booed off at Old Trafford.
Source: wiktionary
With railway industry revenues continuing to sit significantly below their pre-pandemic level, and a lacklustre response by the industry to Government's calls for efficiencies and cost control, it's no surprise that the Treasury has lost faith in the railway's ability to curb its need for financial support.
Source: wiktionary
Secondly, the fear of offending the military has reduced the campaigns to mere lacklustres. Promises are reeled off with so much obvious lack of passion that it is quite possible the party bosses themselves hardly believe what they say […]
Source: wiktionary
Closest matches include blah, bland, boring, colorless, dense.
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.