potency
sexual potency

The thing evidently increased one's sexual potency, he decided.

Witches were also particularly threatening to fertility and sexual potency.

What you're really talking about is the fountain of youth, since it would be undiminished sexual potency.

Today a way can be found to help nearly every man who is interested in having his sexual potency restored.

They are in control, their sexual potency a weapon to be wielded over hapless men.

The myth of declining sexual potency and need with increasing age is now being actively questioned.

In some cultures animal testicles and other items are consumed to increase sexual potency.

Let's go back to talking about the god of sexual potency.

Several items of Asian origin, that increase sexual potency, can be seen in his bedroom.

Kill off a whole generation of men, yet the grandfathers keep their sexual potency.