| 1 | Old French | clos | enclosed outdoor area, such as a field or a... |
| 2 | Latin | clausus | closed, inaccessible; having been closed;... |
| 3 | Latin | claudere | present active infinitive of claudō;... |
| 4 | Latin | claudo | I shut, close, lock; I imprison, confine; I... |
| 5 | Proto-Italic | klaudō | close |