Common

adjective

1. of or relating to a community at large : public
2. characterized by a lack of privilege or special status
3. just satisfying accustomed criteria : elementary
4. falling below ordinary standards : second-rate
5. lacking refinement : coarse
6. denoting nominal relations by a single linguistic form that in a more highly inflected language might be denoted by two or more different forms
7. of, relating to, or being common stock
8. known to the community
9. belonging to or shared by two or more individuals or things or by all members of a group
10. belonging equally to two or more mathematical entities
11. having two or more branches
12. occurring or appearing frequently : familiar
13. of the best known or most frequently seen kind
14. vernacular sense 2
15. widespread, general