drawing the nail - Means absolving oneself of a vow. More...

vum - To swear or vow. More...

votal - Means "associated with or having the nature of a vow." More...

vote - From Latin votum, "vow, wish," which was its original meaning in English. The word had a number of meanings—now obsolete—before it took on the sense (in the 15th century) of "a formal expression of one's opinion or approval or disapproval of a matter, especially a candidate, motion, or proposal." More...