Noun

The ability and means required to accomplish some task.

* I would like to help your project, but I do not have the wherewithal .

* {{quote-news

, year=2011 , date=December 15 , author=Felicity Cloake , title=How to cook the perfect nut roast , work=Guardian citation , page= , passage=Christmas queen Mary Berry's aubergine five-nut roast, from her Christmas Collection, is, as the name suggests, rather more focused on the nut side of things. Breadcrumbs play second fiddle to a medley of almonds, Brazils, chestnuts, pine nuts and pistachios which, although tangy with lemon juice and garlic, is outrageously dense. A single slice of this could leave you supine in front of the Queen's speech without even the wherewithal to reach for the remote control.}}

* 1986 , , Penguin, paperback edition, page 67:

"I just can't imagine," Philip said, "having that kind of self-knowledge, that kind of...wherewithal at fifteen.[...]"

Noun

(es)

Something that impels, a stimulating factor.

The outbreak of World War II in 1939 gave a new impetus to receiver development.

* 2011 , Phil McNulty, Euro 2012: Montenegro 2-2 England [http://news.bbc.co.uk/sport2/hi/football/15195384.stm]

In a single moment Montenegro and their supporters were given fresh impetus and encouragement. Beciraj tested Hart with a low shot before teenager Phil Jones, on his England debut, suffered an anxious moment when Stevan Jovetic went down under his challenge, leaving the youngster clearly relieved to see referee Stark wave away Montenegro's appeals.

A force, either internal or external, that impels; an impulse.

The force or energy associated with a moving body; a stimulus.

An activity in response to a stimulus.