| svenska | swe-000 |
| gnola | |
| العربية | arb-000 | همهم |
| беларуская | bel-000 | мармытаць |
| беларуская | bel-000 | напяваць напаўголаса |
| беларуская | bel-000 | напяваць пра сябе |
| brezhoneg | bre-000 | mouskanañ |
| brezhoneg | bre-000 | mouskomz |
| català | cat-000 | cantussejar |
| Cymraeg | cym-000 | hymian |
| dansk | dan-000 | nynne |
| ελληνικά | ell-000 | βουίζω |
| ελληνικά | ell-000 | σιγοτραγουδώ |
| English | eng-000 | hum |
| Esperanto | epo-000 | kanteti |
| Esperanto | epo-000 | zumi |
| suomi | fin-000 | humista |
| suomi | fin-000 | surista |
| français | fra-000 | bourdonner |
| français | fra-000 | chantonner |
| français | fra-000 | fredonner |
| français | fra-000 | ronronner |
| français | fra-000 | vrombir |
| עברית | heb-000 | לזמזם |
| íslenska | isl-000 | raula |
| íslenska | isl-000 | söngla |
| italiano | ita-000 | ronzare |
| Nihongo | jpn-001 | hamu |
| Nihongo | jpn-001 | haoto |
| Nihongo | jpn-001 | teigin |
| Nihongo | jpn-001 | teishou |
| Nederlands | nld-000 | neuriën |
| bokmål | nob-000 | nynne |
| bokmål | nob-000 | summe |
| occitan | oci-000 | cantonejar |
| português | por-000 | zumbir |
| română | ron-000 | fredona |
| русский | rus-000 | бормотать |
| русский | rus-000 | гудеть |
| русский | rus-000 | мычать |
| संस्कृतम् | san-000 | गुञ्जति |
| español | spa-000 | canturrear |
| svenska | swe-000 | mumla |
| svenska | swe-000 | nynna |
| svenska | swe-000 | tralla |