| Subject | English | German |
| gen. | Lessons Learned | Erfahrungswerte |
| gen. | Lessons Learned | gezogene Lehren |
| gen. | lessons learned | Erfahrungen |
| comp., MS | lessons learned | gesammelte Erfahrungen (A review of best practices, project insights, and client information. As the project team disbands and new projects begin, reviewing the lessons learned lets you record information gathered and generated through the project) |
| gen. | lessons learned | Erkenntnisse |
| gen. | Lessons Learned | gewonnene Erkenntnisse |
| gen. | Lessons Learned | Erfahrungsauswertung |
| UN | lessons-learned unit | Gruppe für Erfahrungsauswertung |