| English | eng-000 |
| cooing | |
| العربية | arb-000 | الهدل |
| বাংলা | ben-000 | কুহরই |
| বাংলা | ben-000 | কূজন |
| 普通话 | cmn-000 | 喔啊声 |
| Deutsch | deu-000 | gurrend |
| eesti | ekk-000 | kudrutamine |
| English | eng-000 | chirping |
| English | eng-000 | coo |
| English | eng-000 | humming |
| English | eng-000 | lisping |
| English | eng-000 | warbling |
| euskara | eus-000 | kurruka |
| euskara | eus-000 | urruma |
| français | fra-000 | roucoulement |
| galego | glg-000 | arrolante |
| yn Ghaelg | glv-000 | caaghey |
| yn Ghaelg | glv-000 | cauaigey |
| ʻōlelo Hawaiʻi | haw-000 | nū |
| magyar | hun-000 | turbékolás |
| 日本語 | jpn-000 | 舌たるい |
| Duhlian ṭawng | lus-000 | chukchu-ru-kur |
| Duhlian ṭawng | lus-000 | chukchu-ru-kûr |
| олык марий | mhr-000 | гӱрлымаш |
| олык марий | mhr-000 | кӱдыргымаш |
| Plautdietsche Sproak | pdt-000 | koarmen |
| فارسی | pes-000 | بغبغو |
| संस्कृतम् | san-000 | कूजः कूजनम् कूजितम् |
| संस्कृतम् | san-000 | विकूजनम् |
| chiShona | sna-000 | kukururu |
| chiShona | sna-000 | kururu |
| español | spa-000 | arrullo |
| தமிழ் | tam-000 | கூ |
| தமிழ் | tam-000 | கூவுகை |