noun, feminine/fla.mɛʃ/plural: flammèches
spark (detached from burning material)
“M. Binet m'a certifié que les mesures étaient prises. Nulle flammèche ne sera tombée. Les pompes sont pleines. Allons dormir.” — “Monsieur Binet has assured me that all precautions have been taken. No sparks have fallen; the pumps are full. Let us go to rest.”
From West Germanic *falawiska, refashioned under the influence of flamme (“flame”).