Knell

Part of speech: noun (n.)

The stoke of a bell tolled at a funeral or at the death of a person; a death signal; a passing bell; hence, figuratively, a warning of, or a sound indicating, the passing away of anything. The dead man's knell Is there scarce asked for who. Shak. The curfew tolls the knell of parting day. Gray.

Part of speech: verb (v.)

To sound as a knell; especially, to toll at a death or funeral; hence, to sound as a warning or evil omen. Not worth a blessing nor a bell to knell for thee. Beau. & Fl. Yet all that poets sing, and grief hath known, Of hopes laid waste, knells in that word, "alone". Ld. Lytton.

Part of speech: verb (v.)

To summon, as by a knell. Each matin bell, the baron saith, Knells us back to a world of death. Coleridge.