| conjoint(adjective, common, popular, universal, joint) |
| conjunct(adjective, common, popular, universal, joint) |
| consonant(adjective, like, equal, parallel, consistent) |
| corporate(adjective, common, popular, universal, joint) |
| joint(adjective, common, popular, universal, contemporary) |
| mutual(adjective, common, popular, universal, joint) |
| accepted(adjective, common, popular, universal, joint) |
| accompanying(adjective, contemporary, secondary, indirect, ancillary) |
| accordant(adjective, like, parallel, consistent, uniform) |
| coeval(adjective, contemporary, synchronism, simultaneous) |
| coexistent |
| coexisting |
| communal(adjective, common, popular, universal, joint) |
| communistic(adjective, common, popular, universal, joint) |
| community(adjective, common, popular, universal, joint) |
| commutual(adjective, common, popular, universal, joint) |
| conformable(adjective, like, parallel, consistent, uniform) |
| consistent(adjective, equal, parallel, uniform, equivalent) |
| constant(adjective, common, popular, universal, joint) |
| cooccurring |