| contributory negligence | 2.70 | Her infidelity counted as contributory negligence. | ||
| contributory factor | 2.04 | Air pollution may also be a contributory factor. | ||
| contributory cause | 0.39 | Malnutrition was considered to have been a contributory cause of death. | ||
| contributory infringement | 0.26 | In December, the organization sued Napster for contributory copyright infringement. |