Let's get international:
- Great Britain / USA: decathlon
- Germany: zehnkampf
- France: décathlon
- Spain: decatlón
- Portugal: decatlo
- Italy: decathlon
- Netherlands: tienkamp
- Sweden: tiokamp
- Norway: tikamp
- Denmark: tikamp
- Estonia: kümnevõistlus
- Finland: kymmenottelu
- Hungary: tízpróba férfi
- Latvia: desmitcīņa
- Iceland: tugžraut
- Russia: десятиборье
- Czech Republic: desetiboj
- Croatia: desetoboj
- Poland: dziesieciobój
- Turkey: dekatlon
We are sorry for any mistakes of course; any corrections or proposals are welcome...