Chasm (noun) خالی جگہ، کھائی

a deep fissure in the earth’s surface.
Example: “a chasm a mile long”
Synonyms: gorge, abyss, canyon, ravine, gully, gulf, pass, defile, couloir, crevasse
Antonyms: closing, closure, remembrance
Alacrity (noun) تیزی، شوق، مستعدی

brisk and cheerful readiness.
Example: “she accepted the invitation with alacrity”
Synonyms: eagerness, willingness, readiness, enthusiasm, ardour, fervour, keenness, joyousness
Antonyms: apathy