| Riff | rif-000 |
| ařəqqaɣ | |
| aršatten č’at | aqc-000 | čula |
| Mapudungun | arn-000 | pañush |
| LWT Code | art-257 | 15.77 |
| Kaliʼna | car-000 | tuʼkapele |
| 普通话 | cmn-000 | 光滑 |
| 普通话 | cmn-000 | 滑 |
| Hànyǔ | cmn-003 | guang1hua2 |
| Hànyǔ | cmn-003 | hua2 |
| seselwa | crs-000 | marbre |
| Cheʼ Wong | cwg-000 | sluc |
| dolnoserbska reč | dsb-000 | rowny |
| English | eng-000 | smooth |
| diutisk | goh-000 | eban |
| diutisk | goh-000 | ebani |
| Gurindji | gue-000 | kirinykiriny |
| Gawwada—Dalpena | gwd-000 | mutʼurtʼura |
| Hausa | hau-000 | mài sántsíi |
| ʻōlelo Hawaiʻi | haw-000 | palaha |
| bahasa Indonesia | ind-000 | halus |
| bahasa Indonesia | ind-000 | licin |
| bahasa Indonesia | ind-000 | mulus |
| Iraqw | irk-000 | motsotsooq |
| 日本語 | jpn-000 | つるつる |
| 日本語 | jpn-000 | 滑々 |
| 日本語 | jpn-000 | 滑らか |
| Nihongo | jpn-001 | nameraka |
| Nihongo | jpn-001 | subesube |
| Nihongo | jpn-001 | tsurutsuru |
| Jupda | jup-000 | yíb |
| bežƛʼalas mic | kap-001 | kʼakʼalo |
| Q’eqchi’ | kek-000 | ji'ji' |
| Q’eqchi’ | kek-000 | q'un |
| Q’eqchi’ | kek-000 | tiik |
| Q’eqchi’ | kek-000 | yolyol |
| Ket | ket-000 | uul |
| Kanuri | knc-000 | súlsúl |
| Kanuri | knc-000 | sə́mə́l |
| Hmoob Dawb | mww-000 | du |
| Wichí Lhamtés Güisnay | mzh-000 | talichʼi |
| Nederlands | nld-000 | glad |
| Manang | nmm-000 | tʃã |
| Orochon | orh-000 | burtʃurin |
| Hñähñu | ote-000 | xi nts'u̲ki |
| fiteny Malagasy | plt-000 | ma-làma |
| Impapura | qvi-000 | amuklla |
| Selice Romani | rmc-002 | šímavo |
| română | ron-000 | neted |
| Saxa tyla | sah-001 | deχsi |
| Saxa tyla | sah-001 | könö |
| Кӣллт са̄мь кӣлл | sjd-000 | нёллькесь |
| Saamáka | srm-000 | línzo |
| Kiswahili | swh-000 | laini |
| Takia | tbc-000 | smut |
| ภาษาไทย | tha-000 | ละมุน |
| phasa thai | tha-001 | lamun |
| Batsꞌi kꞌop | tzo-000 | chʼulul |
| Batsꞌi kꞌop | tzo-000 | lichʼichʼ |
| tiếng Việt | vie-000 | nhẵn |
| Yoem Noki | yaq-000 | chitabetalai |