| English | eng-000 |
| only child | |
| Universal Networking Language | art-253 | only child(icl>child) |
| holupaka | bef-000 | gi monekoʼi |
| Hill Remo | bfw-001 | tamiɔ |
| Bangi | bni-000 | mwanpô mpênza |
| Proto-Bantu | bnt-000 | jʊca |
| brezhoneg | bre-000 | pennhêr |
| български | bul-000 | единствено дете |
| Burarra | bvr-000 | -ngardapa -gorndiyana |
| català | cat-000 | fill únic |
| čeština | ces-000 | jedináček |
| čeština | ces-000 | jedináčka |
| 普通话 | cmn-000 | 独生子女 |
| 國語 | cmn-001 | 獨生子女 |
| Middle Cornish | cnx-000 | flogh unnik |
| Kernowek | cor-000 | flogh unnik |
| Cymraeg | cym-000 | unig blentyn |
| dansk | dan-000 | enebarn |
| Deutsch | deu-000 | Einzelkind |
| Deutsch | deu-000 | Kind |
| Deutsch | deu-000 | einziges Kind |
| eesti | ekk-000 | üksiklaps |
| ελληνικά | ell-000 | μοναχοπαίδι |
| English | eng-000 | child |
| English | eng-000 | only son |
| Esperanto | epo-000 | solinfano |
| euskara | eus-000 | seme / alaba bakarra |
| føroyskt | fao-000 | einabarn |
| suomi | fin-000 | ainoa |
| suomi | fin-000 | ainoa lapsi |
| suomi | fin-000 | ainokainen |
| suomi | fin-000 | lapsi |
| français | fra-000 | enfant unique |
| français | fra-000 | fille unique |
| français | fra-000 | fils unique |
| taetae ni Kiribati | gil-000 | rikitemanna |
| Gaeilge | gle-000 | aonghin |
| galego | glg-000 | fillo único |
| Gutiska razda | got-002 | áina-baúr |
| ʻōlelo Hawaiʻi | haw-000 | hua kahi |
| ʻōlelo Hawaiʻi | haw-000 | hānau kahi |
| ʻōlelo Hawaiʻi | haw-000 | kama kahi |
| עברית | heb-000 | בן יחיד |
| हिन्दी | hin-000 | इकलौती संतान |
| hrvatski | hrv-000 | jedinac |
| magyar | hun-000 | egyetlen gyerek |
| magyar | hun-000 | egyetlen gyermek |
| magyar | hun-000 | egyke |
| արևելահայերեն | hye-000 | մինուճար |
| íslenska | isl-000 | einbirni |
| íslenska | isl-000 | einkabarn |
| italiano | ita-000 | figlio unico |
| 日本語 | jpn-000 | ひとり子 |
| 日本語 | jpn-000 | 一人っ子 |
| 日本語 | jpn-000 | 一人子 |
| 日本語 | jpn-000 | 一子 |
| 日本語 | jpn-000 | 一粒種 |
| 日本語 | jpn-000 | 独りっ子 |
| 日本語 | jpn-000 | 独り子 |
| にほんご | jpn-002 | いっし |
| にほんご | jpn-002 | ひとつぶだね |
| にほんご | jpn-002 | ひとりご |
| にほんご | jpn-002 | ひとりっこ |
| ქართული | kat-000 | დედისერთა |
| ქართული | kat-000 | მხოლოდშობილი |
| ikinyarwanda | kin-000 | nege |
| Komo | kmw-000 | ngɔmu |
| Kelabit | kzi-000 | anak buleŋ |
| Bontoc—Guinaang | lbk-002 | fogtong |
| Bontoc—Guinaang | lbk-002 | tápog |
| Guina-ang Bontoc (generic orthography) | lbk-009 | bogtong |
| Guina-ang Bontoc (generic orthography) | lbk-009 | tápog |
| Lingua Franca Nova | lfn-000 | enfante unica |
| lingála | lin-000 | likinda |
| lietuvių | lit-000 | vienturtis |
| Duhlian ṭawng | lus-000 | fa mal |
| latviešu | lvs-000 | vienīgais bērns |
| Kupang Malay | mkn-000 | ana satu biji |
| reo Māori | mri-000 | huatahi |
| Nāhuatlahtōlli | nci-000 | centeconetl |
| Njém | njy-000 | lècígô |
| Nederlands | nld-000 | enig kind |
| nynorsk | nno-000 | einebarn |
| bokmål | nob-000 | einebarn |
| bokmål | nob-000 | enebarn |
| Lunyole | nuj-000 | deerwa |
| Lunyole | nuj-000 | omudeerwa |
| Old Cornish | oco-000 | flogh unnik |
| فارسی | pes-000 | تکفرزند |
| Gāndhāri | pgd-000 | ekaputraga |
| 𐨒𐨎𐨢𐨪𐨁 | pgd-001 | 𐨀𐨅𐨐𐨤𐨂𐨟𐨿𐨪𐨒 |
| polski | pol-000 | dziecko jedyne |
| polski | pol-000 | jedynaczka |
| polski | pol-000 | jedynak |
| português | por-000 | filho único |
| lingua rumantscha | roh-000 | affon persul |
| lingua rumantscha | roh-000 | iffaunt sulet |
| lingua rumantscha | roh-000 | iffaunt unic |
| lingua rumantscha | roh-000 | uffant sulet |
| lingua rumantscha | roh-000 | unfant sulet |
| lingua rumantscha | roh-000 | unfànt sulet |
| română | ron-000 | copil unic |
| русский | rus-000 | еди́нственный ребёнок |
| русский | rus-000 | единственный ребенок |
| slovenčina | slk-000 | jedináčik |
| slovenčina | slk-000 | jedináčička |
| slovenščina | slv-000 | edinec |
| davvisámegiella | sme-000 | áidnamánná |
| chiShona | sna-000 | mheziyomunwe |
| español | spa-000 | hija única |
| español | spa-000 | hijo único |
| српски | srp-000 | јединче |
| svenska | swe-000 | enda barnet |
| svenska | swe-000 | ensambarn |
| Kiswahili | swh-000 | chongo |
| Kiswahili | swh-000 | mutoto wa pekee |
| தமிழ் | tam-000 | தனியொரு பிள்ளை |
| lia-tetun | tet-000 | oan missa-k |
| ภาษาไทย | tha-000 | ลูกคนเดียว |
| Türkçe | tur-000 | tek çocuk |
| tiếng Việt | vie-000 | con một |
| Iamalele | yml-000 | tubuʼeana |
| 廣東話 | yue-000 | 單傳 |
| 廣東話 | yue-000 | 獨仔 |
| 廣東話 | yue-000 | 獨生仔 |