| 1 | French | impropriété | impropriety; incorrectness, inaccuracy |
| 2 | French | propriété | property; property, attribute |
| 3 | Old French | proprieté | Alternative form of propreté; propriety, fitness,... |
| 4 | Latin | proprietās | — |
| 5 | Latin | -tās | — |
| 6 | Proto-Indo-European | -teh₂ts | Used to form nouns representing state of being |
| 7 | Proto-Indo-European | -teh₂ | Used to form nouns representing state of being |
| 8 | Proto-Indo-European | -tós | Creates verbal adjectives from verb stems |