Common
From ACT Wiki
1. Company law - shares - equity - banking - capital adequacy.
In relation to a company's shares, common shares have no special rights or powers.
2. Collective action - collective interests.
Something shared, or done collectively, usually in a positive collaborative spirit.
For example, the Common Ground Taxonomy aims to align definitions between sustainability taxonomies.
3. Law.
Derived from past decisions or custom, rather than legislation.
4. Frequency.
Something that is frequent, numerous, or unremarkable.