Shared
Co Ownership, Joint Ownership, Share
noun, verbal noun, の adjective
The things you together have are the things that are shared.
This is a jukugo word, which usually means on'yomi readings from the kanji. If you know the readings of your kanji you'll know how to read this as well.
このリスト、共有してもらえますか？
Could you share this list?
タスクは仲間と共有した方が早く終わるよ。
You can finish tasks more quickly when you share them with your peers.
数々のポケモンカードは私たち夫婦の共有財産です。
Numerous Pokemon cards are shared property between us as a married couple.