profusion

This profusion has made the convenience store business one of the most fast-paced and competitive in the country — one that moves in lockstep with boom-and-bust social media attention spans.

He certainly is not advocating violent demonstrations but even a profusion of peaceful protests elsewhere would still require an increase in public-order policing.

And the sharks — who do not seem particularly interested in the humans, as there is no lack of familiar lunch options — do sometimes arrive in great, unsettling profusion.

Of course, there was a profusion of great minds in California’s fertile Santa Clara Valley, innovators and visionaries blessed with a superhuman capacity to peer around corners and deep into the future.

It's not always an absolutely gobsmacking profusion of uncontrollably bizarre life, as occurred with what's aptly called the Cambrian Explosion, a period about 540 million years ago when evolution got extremely creative.