one part; one portion; one section; one copy (e.g. of a document)
cornerstone; main point; requirement; need; necessary; required
dark; gloomy; depressed; dispirited; dark (in colour); dull; ill-boding
large quantity; massive (quantity); mass (e.g. mass production, mass transit, mass destruction)
miasma; noxious form of "bad air" formerly believed to cause diseases
to be due to; to be caused by; to depend on; to turn on; to be based on; to come from
finally; at last; in the end; after all; never (happened)
quantity; amount; volume; number; amount of money
as before; as ever; as it was originally
to exorcise; to cleanse; to purify
not; nonexistent; not being (there)
to be saved; to be rescued; to escape harm; to be spared damage; to be helped; to be saved trouble
the same night; that night