Verb

(ensur)

To make a pledge to (someone); to promise, guarantee (someone of something); to assure.

*:

*:Thenne he cryed hym mercy and sayd Faire knyght for goddes loue slee me not / and I shall ensure the neuer werre ageynst thy lady / but be alwey toward her / Thenne Bors lete hym be

To make sure or certain of something (usually some future event or condition).

:

*{{quote-magazine, date=2013-08-10, volume=408, issue=8848, magazine=(The Economist), author=Lexington

, title= Keeping the mighty honest , passage=British journalists shun complete respectability, feeling a duty to be ready to savage the mighty, or rummage through their bins. Elsewhere in Europe, government contracts and subsidies ensure that press barons will only defy the mighty so far.}}

Verb

(en verb)

To attach or connect in a secure manner.

The sailor fastened the boat to the dock with a half-hitch.

Fasten your seatbelts!

Can you fasten these boards together with some nails?

* Jonathan Swift

The words Whig and Tory have been pressed to the service of many successions of parties, with very different ideas fastened to them.

To cause to take close effect; to make to tell; to land.

to fasten a blow

* Shakespeare

if I can fasten but one cup upon him