| 1 | English | impeachable | Able to be impeached; That warrants impeachment |
| 2 | English | impeach | To hinder, impede, or prevent; To bring a legal... |
| 3 | Middle English | empechen | To hinder; to impede; To formally accuse |
| 4 | Anglo-Norman | empecher | — |
| 5 | Old French | empeechier | to fetter; to hinder |
| 6 | Latin | impedico | I fetter; I entangle |
| 7 | Latin | pēdica | — |
| 8 | Latin | pēs | — |
| 9 | Ancient Greek | μέτρον | something used to measure: measure, rule, weight;... |
| 10 | Ancient Greek | -τρον | Forms instrument nouns |
| 11 | Proto-Hellenic | -tron | Forms instrument nouns from verb stems |
| 12 | Proto-Indo-European | -trom | Forms nouns denoting a tool or instrument |
| 13 | Proto-Indo-European | -tḗr | Derives agent nouns from verbs, denoting someone... |