jointly

[ joint-lee ]

/ ˈdʒɔɪnt li /

together; in combination or partnership; in common: My brother and I own the farm jointly.

Origin of jointly

Middle English word dating back to 1300–50; see origin at joint, -ly

qua·si-joint·ly, adverb

There were wiki pages where users could jointly formulate and debate the rules.

You Can Look It Up: The Wikipedia Story |Walter Isaacson |October 19, 2014 |DAILY BEAST
Plus, while the two had jointly helped man a field office for months, they had fallen out of touch since.

Clinton’s Iowa Plan: Use Obama to Win |Ben Jacobs |March 12, 2014 |DAILY BEAST
Her Mormon boyfriend, stricken with guilt, takes her to meet his bishop, where they jointly receive holy contempt.

Sexual Medicine Sold as Sugar: Ashley Cardiff’s Essays |Thomas Leveritt |July 11, 2013 |DAILY BEAST
The American Football League and National Football League jointly announced an intent to merge on June 8, 1966.

Why the NFL Has Awarded Super Bowl 2014 to Cold-Weather East Rutherford |Evan Weiner |February 5, 2013 |DAILY BEAST

And if the projections hold, Meretz and HaTnuah will jointly take 12 seats.

Yair Lapid Is No Cause For Optimism |Emily L. Hauser |January 23, 2013 |DAILY BEAST
The landlord and tenant, for example, might jointly be obliged to record their lease in a public register.

An Inquiry into the Nature and Causes of the Wealth of Nations |Adam Smith
They went away, I suppose, next morning; jointly or singly; singly, I imagine.

And Even Now |Max Beerbohm
My husband betrayed him; it was the breach of a trust in which they were jointly liable.

Blacksheep! Blacksheep! |Meredith Nicholson
In 1753 the incumbent died, and Franklin and Mr. William Hunter, jointly, were appointed his successors.

Benjamin Franklin |John Torrey Morse, Jr.
The two girls turned away, and went together to the cabin which they jointly occupied.

The Pirate Island |Harry Collingwood