Verb

(en verb)

To do something; to execute.

* {{quote-magazine, year=2013, month=July-August, author= Lee S. Langston, magazine=(American Scientist)

, title= The Adaptable Gas Turbine , passage=Turbines have been around for a long time—windmills and water wheels are early examples. The name comes from the Latin turbo'', meaning ''vortex , and thus the defining property of a turbine is that a fluid or gas turns the blades of a rotor, which is attached to a shaft that can perform useful work.}}

To do something in front of an audience, often in order to entertain it.

* Shakespeare

Perform a part thou hast not done before.

Verb

(en verb)

(label) To stand (at a place) or to (an opinion).

A great part of the nobility assisted to his opinion.

(label) To attend

* 1967 , The Rev. Loren Gavitt (ed.), Saint Augustine's Prayer Book: A Book of Devotion for members of the Episcopal Church , revised edition, West Park, NY: Holy Cross Publications, p. 8:

To assist at Mass every Sunday and Holy Day of Obligation.

To help.

* {{quote-news

, year=2012 , date=April 15 , author=Phil McNulty , title=Tottenham 1-5 Chelsea , work=BBC citation , page= , passage=The referee seemed well placed to award the goal, but video evidence suggested the protests were well founded and the incident only strengthens the case of those lobbying for technology to assist officials.}}

(sports) To make a pass that leads directly towards scoring.