From the Latin verb I fail, to deceive, to conceal, to frustrate. Picking up the same semantic direction of the companions: Deception, error and as Americanism commercial bankruptcy and lack or deprivation of something, which also collects the RAE. I was struck by the use of this word, rather than lack, by Comrade John in his exhaustive and illustrative characterizations of the elements of the blood of Holy Saturday.
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