The act of shaking or weakening or the resulting state; overthrow, ruination. (noun)
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Use "labefaction" in a sentence
""The Government is confident that the foregoing general ruling will enable junior and inexperienced officers, temporarily employed on famine duty, to classify appropriately and with facility as denticulate or edentulous all individuals afflicted with dental hiatus, mal-conformation and labefaction, without further reference to higher authority.""