| English | eng-000 |
| circadian rhythms | |
| 普通话 | cmn-000 | 昼夜节律 |
| dansk | dan-000 | døgnrytme |
| Deutsch | deu-000 | Tagesrhytmus |
| ελληνικά | ell-000 | σιρκαδικοσ ρυθμοσ |
| English | eng-000 | around rhythm |
| English | eng-000 | day night rhythm |
| English | eng-000 | diurnal rhythm |
| suomi | fin-000 | vuorokausirytmit |
| français | fra-000 | rythme circadien |
| hrvatski | hrv-000 | cirkadijurni ritam |
| hrvatski | hrv-000 | cirkadijurni ritmovi |
| italiano | ita-000 | ritmi circadiani |
| Nederlands | nld-000 | dagritme |
| bokmål | nob-000 | døgnrytme |
| português | por-000 | ritmo circadiano |
| español | spa-000 | ritmos circadianos |
| svenska | swe-000 | dygnsrytm |