| Part of speech | common noun |
|---|---|
| Pronunciation | /kni/ |
| Hyphenation | knie |
| Gender | historically feminine, nowadays also masculine |
| Plural | knieën |
| Diminutive | |
|---|---|
| Singular | Plural |
| knietje | knietjes |
| Albanian | gju |
|---|---|
| Catalan | genoll |
| Czech | koleno; kolínko |
| Danish | knæ |
| English | knee |
| English (Old English) | cneo |
| Esperanto | genuo |
| Faeroese | knæ |
| Finnish | polvi |
| French | genou |
| German | Knie |
| Hawaiian | kuli |
| Hungarian | térd |
| Icelandic | hné |
| Italian | ginocchio |
| Jamaican Patois | nii |
| Kabylian | agecrir; tagcrirt (ⴰⴳⴻⵛⵔⵉⵔ??ⵜⴰⴳⵛⵔⵉⵔⵜ) |
| Latin | genu; poples |
| Luxemburgish | Knéi |
| Malay | lutut |
| Norwegian | kne |
| Papiamento | rudia |
| Polish | kolano |
| Portuguese | joelho |
| Romanian | genunchi |
| Russian | колено |
| Saterland Frisian | Kniebel |
| Scots | knee |
| Scottish Gaelic | glùn |
| Spanish | rodilla |
| Sranan | kindi |
| Swahili | goti |
| Swedish | knä |
| Tagalog | tuhod |
| Thai | หัวเข่า; เข่า |
| Turkish | diz |
| West Frisian | knibbel |
| Yiddish | קני |