insistency

If his cause is just we gain by his insistency and determination.

But she had such a way of nagging insistency; and he was really a weak man.

There was a compelling insistency in the sound and, with a muttered imprecation, he jerked the receiver from the hook.

At the sound of it the primeval lover, newly renascent in Mr. Strumley's breast, cowed before the power of genitorial insistency.

One object, in particular, is mentioned with insistency by nearly all the chronicles, both Mussulman and Christian.