The phrase "a shared tradition" is correct and usable in written English.
You can use it to refer to customs, practices, or beliefs that are held in common by a group of people or a community.
Example: "During the festival, we celebrate a shared tradition that has been passed down through generations."
Alternatives: "a common tradition" or "a collective tradition".
Somalis have lived here for hundreds of years, a consequence of a shared tradition of seafaring.
All embody a shared tradition of compassion and verve, bloody-mindedness and practicality.
Nonetheless, centuries of intermarriage and a shared tradition of business success have given them a strong sense of community.
What we think of as Chinese now encompasses an array of political and economic systems that are bound together by a shared tradition, not geography.
The development of what became Greater Manchester is attributed to a shared tradition of domestic flannel and fustian cloth production, which encouraged a system of cross-regional trade.
Both the French and American people have a shared tradition of the pursuit of justice and we are proud to use our company's resources and give our support to this important fight".
"These lighting patterns are tracking a national shared tradition".
And the Qur'anic affirmation that Jesus of Nazareth was "born of a virgin" and was "Christ" seems to me to be something that constitutes an important shared tradition, one which constitutes a bridge between Islam and Christianity.
Give books, magazines, and newspapers a print presence in your home; model reading and talking about books and articles an enjoyable shared tradition.
The Centennial is a special opportunity to engage our global network through a sense of shared tradition and pride to launch another century of success at the very center of business.
In the Near East, this was built upon a much older shared tradition of grain-grinding, flour-based foods and roast meats (Fuller and Rowlands 2009, 2011).
