One of the mysteries of the English language finally explained.
The action of calling God (heaven, etc.) to witness; protestation; an instance of this; an oath.
Mid 16th century (in an earlier sense). From Middle French, French † obtestation or its etymon classical Latin obtestātiōn-, obtestātiō the action of calling upon, solemn invocation, the action of beseeching or imploring, earnest entreaty from obtestāt-, past participial stem of obtestārī + -iō.
In this article we explore how to impress employers with a spot-on CV.