| English | eng-000 |
| furtively | |
| toskërishte | als-000 | vjedhurazi |
| العربية | arb-000 | خلس |
| العربية | arb-000 | خلسة |
| Universal Networking Language | art-253 | furtively |
| Universal Networking Language | art-253 | furtively(icl>how,com>furtive) |
| azərbaycanca | azj-000 | gizli |
| বাংলা | ben-000 | অলক্ষিতে |
| বাংলা | ben-000 | অলক্ষ্যে |
| বাংলা | ben-000 | টিপিটিপি |
| български | bul-000 | крадешком |
| български | bul-000 | скришом |
| čeština | ces-000 | kradmo |
| čeština | ces-000 | nenápadně |
| čeština | ces-000 | podloudně |
| čeština | ces-000 | potají |
| čeština | ces-000 | tajně |
| 普通话 | cmn-000 | 偷偷 |
| 普通话 | cmn-000 | 偷偷地 |
| 普通话 | cmn-000 | 掖掖盖盖 |
| 普通话 | cmn-000 | 暗地 |
| 普通话 | cmn-000 | 暗暗地 |
| 普通话 | cmn-000 | 窃 |
| 普通话 | cmn-000 | 鬼鬼祟祟 |
| 國語 | cmn-001 | 偷偷 |
| 國語 | cmn-001 | 偷偷摸摸 |
| 國語 | cmn-001 | 掖掖蓋蓋 |
| 國語 | cmn-001 | 暗地 |
| 國語 | cmn-001 | 竊 |
| Hànyǔ | cmn-003 | tōu tou |
| Hànyǔ | cmn-003 | yē yē gài gai |
| dansk | dan-000 | hemmeligt |
| Deutsch | deu-000 | betrügerisch |
| Deutsch | deu-000 | heimlich |
| Deutsch | deu-000 | heimtückisch |
| Deutsch | deu-000 | insgeheim |
| Deutsch | deu-000 | stiekum |
| Deutsch | deu-000 | unauffällig |
| Deutsch | deu-000 | verstohlen |
| eesti | ekk-000 | hiilimisi |
| eesti | ekk-000 | salakesi |
| eesti | ekk-000 | vargsi |
| ελληνικά | ell-000 | κλεφτά |
| English | eng-000 | ambiguously |
| English | eng-000 | behind one’s back |
| English | eng-000 | by stealth |
| English | eng-000 | clandestinely |
| English | eng-000 | covertly |
| English | eng-000 | equivocally |
| English | eng-000 | fidgetingly |
| English | eng-000 | in secret |
| English | eng-000 | indirectly |
| English | eng-000 | mysteriously |
| English | eng-000 | obscurely |
| English | eng-000 | on the sly |
| English | eng-000 | quiet |
| English | eng-000 | quietly |
| English | eng-000 | secretly |
| English | eng-000 | slyly |
| English | eng-000 | sneakily |
| English | eng-000 | sneakingly |
| English | eng-000 | stealthily |
| English | eng-000 | sub rosa |
| English | eng-000 | surreptitiously |
| Esperanto | epo-000 | kaŝe |
| Esperanto | epo-000 | sekrete |
| Esperanto | epo-000 | ŝtele |
| suomi | fin-000 | salaa |
| suomi | fin-000 | salavihkaa |
| suomi | fin-000 | vaivihkaa |
| suomi | fin-000 | varkain |
| français | fra-000 | furtivement |
| français | fra-000 | secrètement |
| français | fra-000 | silencieusement |
| français | fra-000 | sous main |
| français | fra-000 | subrepticement |
| français | fra-000 | à pas de loup |
| हिन्दी | hin-000 | गुप्त रुप से |
| hiMxI | hin-004 | corI-corI |
| hrvatski | hrv-000 | kradom |
| hrvatski | hrv-000 | krišom |
| hrvatski | hrv-000 | potajno |
| hrvatski | hrv-000 | tajno |
| magyar | hun-000 | lopva |
| magyar | hun-000 | suba alatt |
| magyar | hun-000 | titkon |
| magyar | hun-000 | titokban |
| արևելահայերեն | hye-000 | գաղտագողի |
| արևելահայերեն | hye-000 | թաքուն |
| արևելահայերեն | hye-000 | ծածուկ |
| արևելահայերեն | hye-000 | տականց |
| ꆇꉙ | iii-000 | ꌌꀕꉪꀕ |
| Nuo su | iii-001 | sip w ngop w |
| íslenska | isl-000 | í laumi |
| italiano | ita-000 | alla chetichella |
| italiano | ita-000 | clandestinamente |
| italiano | ita-000 | di nascosto |
| italiano | ita-000 | di soppiatto |
| italiano | ita-000 | di sottecchi |
| italiano | ita-000 | furtivamente |
| italiano | ita-000 | in segreto |
| italiano | ita-000 | nascostamente |
| italiano | ita-000 | segretamente |
| italiano | ita-000 | sottobanco |
| italiano | ita-000 | sottomano |
| italiano | ita-000 | surrettiziamente |
| 日本語 | jpn-000 | こっそりと |
| 日本語 | jpn-000 | ひそか |
| 日本語 | jpn-000 | ひそかに |
| 日本語 | jpn-000 | ひっそり |
| 日本語 | jpn-000 | 秘かに |
| 日本語 | jpn-000 | 秘密に |
| にほんご | jpn-002 | ひそかに |
| にほんご | jpn-002 | ひみつに |
| монгол | khk-000 | гэтсээр |
| монгол | khk-000 | мяраасаар |
| монгол | khk-000 | нууцаар |
| Kurmancî | kmr-000 | bi dizîkî |
| Kurmancî | kmr-000 | bi nehînî |
| Kurmancî | kmr-000 | bi razberî |
| Kurmancî | kmr-000 | dizîkî |
| Kurmancî | kmr-000 | nehînî |
| Kurmancî | kmr-000 | razberî |
| 한국어 | kor-000 | 가만가만 |
| 한국어 | kor-000 | 가만히 |
| 한국어 | kor-000 | 남모르게 |
| 한국어 | kor-000 | 몰래 |
| 한국어 | kor-000 | 부정하게 |
| 한국어 | kor-000 | 비밀리에$1$ |
| 한국어 | kor-000 | 살금살금 |
| 한국어 | kor-000 | 살며시 |
| 한국어 | kor-000 | 슬쩍 |
| 한국어 | kor-000 | 은밀히 |
| latine | lat-000 | clam |
| latine | lat-000 | furtim |
| македонски | mkd-000 | крадешкум |
| македонски | mkd-000 | кришум |
| македонски | mkd-000 | назорум |
| manju gisun | mnc-000 | cib cab seme |
| Tâi-gí | nan-003 | bih-bih-chhih-chhih |
| Tâi-gí | nan-003 | ng-ng-iap-iap |
| Nederlands | nld-000 | clandestien |
| Nederlands | nld-000 | geniepig |
| Nederlands | nld-000 | gluiperig |
| Nederlands | nld-000 | sluiks |
| Nederlands | nld-000 | steelsgewijs |
| Nederlands | nld-000 | stiekem |
| Nederlands | nld-000 | stilletjes |
| Nederlands | nld-000 | tersluiks |
| Plautdietsche Sproak | pdt-000 | heemlich |
| Plautdietsche Sproak | pdt-000 | hinjarigjs |
| Mennoniten-Plautdietsch | pdt-001 | heemlijch |
| Mennoniten-Plautdietsch | pdt-001 | hinjarikjs |
| فارسی | pes-000 | دزدانه |
| polski | pol-000 | chyłkiem |
| polski | pol-000 | potajemnie |
| polski | pol-000 | ukradkiem |
| polski | pol-000 | ukradkowo |
| português | por-000 | matreiramente |
| português | por-000 | peloroubo |
| português | por-000 | sorrateiramente |
| русский | rus-000 | крадучись |
| русский | rus-000 | скры́тно |
| русский | rus-000 | скрыто |
| русский | rus-000 | та́йно |
| русский | rus-000 | тайко́м |
| русский | rus-000 | тайком |
| русский | rus-000 | тайно |
| русский | rus-000 | тайно-тайно |
| русский | rus-000 | укра́дкой |
| русский | rus-000 | украдкой |
| slovenčina | slk-000 | kradmo |
| slovenčina | slk-000 | tichučko |
| slovenščina | slv-000 | kradoma |
| slovenščina | slv-000 | tajno |
| Soomaaliga | som-000 | sir |
| español | spa-000 | a escondidas |
| español | spa-000 | a hurtadillas |
| español | spa-000 | en secreto |
| español | spa-000 | entre |
| español | spa-000 | furtivamente |
| svenska | swe-000 | smyg |
| svenska | swe-000 | smygande |
| Kiswahili | swh-000 | kindanindani |
| తెలుగు | tel-000 | చాటుగా |
| తెలుగు | tel-000 | జాగ్రత్తగా |
| తెలుగు | tel-000 | రహశ్యంగా |
| తెలుగు | tel-000 | లోపాయకారీగా |
| ภาษาไทย | tha-000 | กะผลุบกะโผล่ |
| ภาษาไทย | tha-000 | ผลุบโผล่ |
| ภาษาไทย | tha-000 | ผลุบๆ โผล่ๆ |
| ภาษาไทย | tha-000 | ผลุบๆโผล่ๆ |
| ภาษาไทย | tha-000 | มีเลศนัย |
| ภาษาไทย | tha-000 | ลอกแลก |
| ภาษาไทย | tha-000 | ลอบ |
| ภาษาไทย | tha-000 | ลับๆ ล่อๆ |
| ภาษาไทย | tha-000 | ลับๆล่อๆ |
| ภาษาไทย | tha-000 | ล่อกแล่ก |
| ภาษาไทย | tha-000 | อย่างลับๆ ล่อๆ |
| ภาษาไทย | tha-000 | อย่างแอบซ่อน |
| ภาษาไทย | tha-000 | แอบ |
| Türkçe | tur-000 | el altından |
| Türkçe | tur-000 | gizlice |
| Talossan | tzl-000 | furtíumint |
| українська | ukr-000 | крадькома |