Adjective

(en adjective)

Widespread or preferred.

*{{quote-magazine, date=2013-03

, author=David S. Senchina , title=Athletics and Herbal Supplements , volume=101, issue=2, page=134 , magazine= citation , passage=Athletes' use of herbal supplements has skyrocketed in the past two decades. At the top of the list of popular herbs are echinacea and ginseng, whereas garlic, St. John's wort, soybean, ephedra and others are also surging in popularity or have been historically prevalent .}}

Superior in frequency or dominant.

*{{quote-magazine, date=2013-06-22, volume=407, issue=8841, page=70, magazine=(The Economist)

, title= Engineers of a different kind , passage=Private-equity nabobs bristle at being dubbed mere financiers.

Adjective

(en adjective)

Equal to the end proposed; adequate to wants; enough; ample; competent; as,

We have provision sufficient for the family

This army is sufficient to defend the country.

There is not sufficient access to the internet in the some small country villages.

Possessing adequate talents or accomplishments; of competent power or ability; qualified; fit.

A two-week training course is sufficient to get a job in the coach-driving profession.

(archaic) Capable of meeting obligations; responsible.

* 1668 , (Samuel Pepys), December 23 1668

...to take the best ways we can, to make it known to the Duke of York; for, till Sir J. Minnes be removed, and a sufficient man brought into W. Pen's place, when he is gone, it is impossible for this Office ever to support itself.

self-sufficient; self-satisfied; content.