| English | eng-000 |
| confidentially | |
| العربية | arb-000 | سرا |
| Universal Networking Language | art-253 | confidentially |
| Universal Networking Language | art-253 | confidentially(icl>how,com>confidential) |
| বাংলা | ben-000 | আড়ালে আবডালে |
| বাংলা | ben-000 | একান্তে |
| বাংলা | ben-000 | গোপনে |
| Brithenig | bzt-000 | segrwydfent |
| català | cat-000 | confidencialment |
| čeština | ces-000 | důvěrně |
| čeština | ces-000 | tajně |
| 普通话 | cmn-000 | 秘密地 |
| Deutsch | deu-000 | geheim |
| Deutsch | deu-000 | im Vertrauen |
| Deutsch | deu-000 | informell |
| Deutsch | deu-000 | vertraulich |
| eesti | ekk-000 | konfidentsiaalselt |
| ελληνικά | ell-000 | εμπιστευτικά |
| ελληνικά | ell-000 | εμπιστευτικώς |
| English | eng-000 | conspiratorially |
| English | eng-000 | covertly |
| English | eng-000 | in camera |
| English | eng-000 | in confidence |
| English | eng-000 | in private |
| English | eng-000 | off the record |
| English | eng-000 | privately |
| English | eng-000 | secretly |
| English | eng-000 | sub rosa |
| suomi | fin-000 | luottamuksellisesti |
| français | fra-000 | confidentiellement |
| galego | glg-000 | confidencialmente |
| yn Ghaelg | glv-000 | dy folliaghtagh |
| yn Ghaelg | glv-000 | dy treishteilagh |
| हिन्दी | hin-000 | गुप्त रूप से |
| magyar | hun-000 | bizalmasan |
| magyar | hun-000 | bizalmaskodva |
| íslenska | isl-000 | undir fjögur augu |
| íslenska | isl-000 | í trúnaði |
| italiano | ita-000 | confidenzialmente |
| italiano | ita-000 | in confidenza |
| italiano | ita-000 | riservatamente |
| 日本語 | jpn-000 | こっそりと |
| 日本語 | jpn-000 | ないしょで |
| 日本語 | jpn-000 | 内々 |
| 日本語 | jpn-000 | 内内 |
| 日本語 | jpn-000 | 内密に |
| にほんご | jpn-002 | ないみつに |
| қазақ | kaz-000 | жасырын |
| 한국어 | kor-000 | 심복으로 |
| Nederlands | nld-000 | vertrouwelijk |
| polski | pol-000 | skrycie |
| português | por-000 | confidencialmente |
| português | por-000 | de forma confidencial |
| русский | rus-000 | доверительно |
| русский | rus-000 | конфиденциально |
| русский | rus-000 | по секрету |
| slovenščina | slv-000 | zaupno |
| español | spa-000 | confidencialmente |
| español | spa-000 | confidentemente |
| español | spa-000 | de confianza |
| Kiswahili | swh-000 | mangʼungumu |
| తెలుగు | tel-000 | రహస్యంగా |
| ภาษาไทย | tha-000 | อย่างปิดบัง |
| ภาษาไทย | tha-000 | อย่างลับเฉพาะ |
| ภาษาไทย | tha-000 | อย่างลับๆ |
| ภาษาไทย | tha-000 | อย่างลึกลับ |
| ภาษาไทย | tha-000 | อย่างเป็นส่วนตัว |
| ภาษาไทย | tha-000 | อย่างแอบแฝง |
| Türkçe | tur-000 | sıkı fıkı |
| українська | ukr-000 | конфіденційно |
| tiếng Việt | vie-000 | bộc bạch |
| tiếng Việt | vie-000 | tin cẩn |