hesitate
verb (used without object)
to be reluctant or wait to act because of fear, indecision, or disinclination.
Used to describe an action that began in the past, has continued continuously, and is still in progress.
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
He has been hesitating up till now and I have spared him.
From The Possessed (The Devils) by Fyodor Dostoyevsky