Level: 1
| English | CIRCUMFERENCE |
| Spanish | CIRCUNFERENCIA |
| German | KREISUMFANG |
| French | CIRCONFÉRENCE |
| Netherlands | CIRKELOMTREK |
| Italian | CIRCONFERENZA |
| Russian | ОКРУЖНОСТЬ |
| Portuguese | CIRCUNFERÊNCIA |
| Swedish | OMKRETS |
| Danish | OMKREDS |
| Norwegian | OMKRETS |
| Finnish | KEHÄ |
| Turkish | DAİRE ÇEVRESİ |
| Polish | OBWÓD |
| Greek | ΚΥΚΛΟΣ |
|
|
|
| Czech | OBVOD |
| Lithuanian | APSKRITIMO ILGIS |
| Latvian | RIŅĶA LĪNIJA |
| Estonian | |
| Korean | |
| Hungarian | KÖRKERÜLET |
| Romanian | CIRCUMFERINȚĂ |
| Spanish(LA) | CIRCUNFERENCIA |
| Portuguese(Br) | CIRCUNFERÊNCIA |
| Belarusian (be) | |
| Bulgarian (bg) | ОКРЪЖНОСТ |
| Ukrainian (uk) | |
| Serbian (sr) | |
| Croatian (hr) | OPSEG |
| Slovak (sk) | OBVOD |
| Slovenian (sl) | OBSEG |
| Arabic (ar) | |
| Hebrew (he) | היקף |
| Thai (th) | |
| Indonesian (id) | |
| Malay (ms) | |
| Philipines (tl) | |
| French(Ca) | CIRCONFÉRENCE |
| ENGLISH(UK) | CIRCUMFERENCE |