| 1 | English | plea | An appeal, petition, urgent prayer or entreaty;... |
| 2 | Middle English | ple | disputation, arguing, debate; warfare, conflict,... |
| 3 | Old French | plait | agreement; argument; dispute; court |
| 4 | Latin | placitum | opinion, teaching, theory; decree, sentence,... |
| 5 | Latin | placitus | pleasing, agreeable, acceptable, agreed upon |
| 6 | Latin | placeō | — |