Lethal agent ruins nice day (7) Crossword Clue

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Here is the answer for the crossword clue Lethal agent ruins nice day (7) last seen in Guardian Cryptic puzzle. We have found 40 possible answers for this clue in our database. Among them, one solution stands out with a 98% match which has a length of 7 letters. We think the likely answer to this clue is CYANIDE.

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Crossword Answer For Lethal agent ruins nice day (7):

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40 Potential Answers:

RankAnswerLengthSourceDate
98% CYANIDE Lethal agent ruins nice day (7) (7) The Guardian Cryptic Jul 14, 2025
6% MONOXIDE Carbon ---, lethal gas (8) The Times Specialist Jan 5, 2026
6% MAR Ruin (3) LA Times Daily Dec 11, 2025
6% TOXIN Lethal agent (5)
5% TOASTY Nice and warm (6) LA Times Daily Jan 12, 2026
5% AROMA Nice smell (5) Universal Jan 8, 2026
5% MEAN Not nice (4) USA Today Jan 6, 2026
5% FRENCH Nice language? (6) The Telegraph Quick Jan 3, 2026
5% OWL Raptor on wing, lethal principally (3) (3) The Guardian Quick Cryptic Jan 3, 2026
5% ARI "Entourage" agent (3) Eugene Sheffer Dec 31, 2025

Last appeared together with the following clues in Guardian Cryptic puzzle

Lethal agent ruins nice day (7) Crossword Clue
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We found 40 solutions for Lethal agent ruins nice day (7). The top solutions are determined by popularity, ratings and frequency of searches. The most likely answer for the clue is CYANIDE.

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