Sevenfold

Sev"en*fold`, adv. Seven times as much or as often.

Whosoever slayeth Cain, vengeance shall be taken on him sevenfold.
Gen. iv. 15.

Sev"en*fold` (?), a. Repeated seven times; having seven thicknesses; increased to seven times the size or amount. "Sevenfold rage." Milton.