Lethal

"Lethal" in French

fatal

(of, pertaining to, or causing death; deadly; mortal; fatal)

létal

(of, pertaining to, or causing death; deadly; mortal; fatal)

léthal

(of, pertaining to, or causing death; deadly; mortal; fatal)

mortel

(of, pertaining to, or causing death; deadly; mortal; fatal)

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.