vow

(vou)

1. An earnest promise to perform a specified act or behave in a certain manner, especially a solemn promise to live and act in accordance with the rules of a religious order: take the vows of a nun.
2. A declaration or assertion.

1. To promise solemnly; pledge. See Synonyms at promise.
2. To make a pledge or threat to undertake: vowing revenge on their persecutors.

Related Forms:

• vowˈer noun

(vou)