| català | cat-000 | CEC |
| English | eng-000 | CEC |
| italiano | ita-000 | CEC |
| occitan | oci-000 | CEC |
| español | spa-000 | CEC |
| nuõrttsääʹmǩiõll | sms-000 | CEc |
| galego | glg-000 | Cec |
| español | spa-000 | Cec |
| Hinonoʼeitiit | arp-000 | cec |
| filename extensions | art-335 | cec |
| Proto-Bantu | bnt-000 | cec |
| Brithenig | bzt-000 | cec |
| català | cat-000 | cec |
| lenghe furlane | fur-000 | cec |
| Kungarakany | ggk-000 | cec |
| interlingua | ina-000 | cec |
| Jawe | jaz-000 | cec |
| la lojban. | jbo-000 | cec |
| Nauna | ncn-000 | cec |
| occitan | oci-000 | cec |
| română | ron-000 | cec |
| Ngarinyeri | nay-000 | cec- |
| occitan | oci-000 | cèc |
| Jupda | jup-000 | céc |
| Ruáingga | rhg-000 | céc |
| udin muz | udi-000 | c̣ec̣ |
| Kamasau—Wand Tuan | kms-000 | čeč |
| Kamasau—Tring-Wau | kms-001 | čeč |
| U+ | art-254 | CEC0 |
| español | spa-000 | CEC-1 |
| U+ | art-254 | CEC1 |
| español | spa-000 | CEC-2 |
| U+ | art-254 | CEC2 |
| U+ | art-254 | CEC3 |
| Texixtepec | poq-000 | CeC3k |
| U+ | art-254 | CEC4 |
| U+ | art-254 | CEC5 |
| U+ | art-254 | CEC6 |
| U+ | art-254 | CEC7 |
| U+ | art-254 | CEC8 |
| U+ | art-254 | CEC9 |
| isiNdebele | nde-000 | -ceca |
| Emakhua | vmw-000 | -ceca |
| luenga aragonesa | arg-000 | CECA |
| U+ | art-254 | CECA |
| català | cat-000 | CECA |
| français | fra-000 | CECA |
| galego | glg-000 | CECA |
| italiano | ita-000 | CECA |
| Lëtzebuergesch | ltz-000 | CECA |
| occitan | oci-000 | CECA |
| português | por-000 | CECA |
| español | spa-000 | CECA |
| toskërishte | als-000 | Ceca |
| italiano | ita-000 | Ceca |
| português | por-000 | Ceca |
| lingua siciliana | scn-000 | Ceca |
| Romániço | art-013 | ceca |
| Banaro | byz-000 | ceca |
| italiano | ita-000 | ceca |
| lingua siciliana | scn-000 | ceca |
| español | spa-000 | ceca |
| Emakhua | vmw-000 | ceca |
| ternano | ita-003 | ceca’ |
| paternese | nap-002 | cecà |
| Tupí | tpw-000 | ceçá |
| paternese | nap-002 | cèca |
| Cayuvava | cyb-000 | čeča |
| aršatten č’at | aqc-000 | čʼečʼá |
| udin muz | udi-000 | č̣eč̣ä |
| kohtʼaene kenaegeʼ | aht-000 | c’ecaadze’ |
| myaamia | mia-000 | cecaahkwa kiilhswa |
| kohtʼaene kenaegeʼ | aht-000 | c’ecaanyu’ |
| kaszëbsczi jãzëk | csb-000 | cëcac |
| Mambwe | mgr-000 | cecaceca |
| Bahasa Malaysia | zsm-000 | cecacing |
| TechTarget file types | art-336 | CE-CA-Clipper-workbench-application-file |
| Bahasa Malaysia | zsm-000 | cecadu |
| Bahasa Malaysia | zsm-000 | Cecadu Bukit |
| Bahasa Malaysia | zsm-000 | Cecadu Dayak |
| Bahasa Malaysia | zsm-000 | Cecadu Hitam Pudar |
| English | eng-000 | CECAF |
| 日本語 | jpn-000 | CECAF |
| English | eng-000 | CECAFA Cup |
| Nederlands | nld-000 | CECAFA Cup |
| Deutsch | deu-000 | CECAFA-Cup |
| 日本語 | jpn-000 | CECAFAカップ |
| italiano | ita-000 | cecaggine |
| italiano | ita-000 | cecàggine |
| napulitano | nap-000 | cecagliune |
| ternano | ita-003 | cecagna |
| Bahasa Malaysia | zsm-000 | cecah |
| Amis | ami-000 | cecai |
| Central Amis | ami-002 | cecai |
| Bahasa Malaysia | zsm-000 | cecair |
| Amis | ami-000 | cecaj |
| Central Amis | ami-002 | cecaj |
| Bahasa Malaysia | zsm-000 | Cecak |
| bahasa Indonesia | ind-000 | cecak |
| Bahasa Malaysia | zsm-000 | cecak |
| हिन्दी | hin-000 | [cecaka] |
| English | eng-000 | cecal |
| italiano | ita-000 | cecal |
| português | por-000 | cecal |
| español | spa-000 | cecal |
| napulitano | nap-000 | Cecala |
| lingua siciliana | scn-000 | Cecala |
| napulitano | nap-000 | cecala |
| Universal Networking Language | art-253 | cecal appendage |
| English | eng-000 | cecal appendage |
| Amanung Sisuan | pam-000 | cecal appendix |
| italiano | ita-000 | cecale |
| English | eng-000 | cecal folds |
| English | eng-000 | cecal foramen |
| napulitano | nap-000 | cecaliamientu |
| napulitano | nap-000 | cecaliare |
| English | eng-000 | cecal ileus |
| italiano | ita-000 | c’e calma |
| santostefanese | ita-002 | cécalon’ |
| English | eng-000 | cecal pellet |
| English | eng-000 | cecal recess |
| italiano | ita-000 | cecal volvulus |
| italiano | ita-000 | cecamente |
| interlingua | ina-000 | cecamento |
| zarmaciine | dje-000 | ce camse |
| zarmaciine | dje-000 | ce-camse |
| hanácké | ces-002 | - cecan |
| interlingua | ina-000 | cecante |
| Hànyǔ | cmn-003 | cè cáo shì yì hóng dào |
| bahasa Indonesia | ind-000 | cecap |
| interlingua | ina-000 | cecar |
| bahasa Indonesia | ind-000 | cecar |
| español | spa-000 | cecar |
| polski | pol-000 | Ceca Ražnatović |
| English | eng-000 | CE carbon equivalent |
| ternano | ita-003 | cecaròla |
| ternano | ita-003 | cecassene |
| Pahlavi | pal-000 | Čēčast |
| čeština | ces-000 | cecatka |
| čeština | ces-000 | cecatka chřástnatá |
| čeština | ces-000 | cecatkovité |
| Nāhuatlahtōlli | nci-000 | cecatl |
| italiano | ita-000 | cecato |
| napulitano | nap-000 | cecatu |
| Mefele | mfj-000 | čečawə |
| Amis | ami-000 | cecay |
| Amis | ami-000 | cecay lîan |
| U+ | art-254 | CECB |
| U+ | art-254 | CECC |
| italiano | ita-000 | Cecca |
| italiano | ita-000 | cecca |
| santostefanese | ita-002 | cécca |
| aretino antico | ita-005 | cécca |
| Nāhuatlahtōlli | nci-000 | ceccan |
| català | cat-000 | Ceccano |
| Deutsch | deu-000 | Ceccano |
| English | eng-000 | Ceccano |
| Esperanto | epo-000 | Ceccano |
| suomi | fin-000 | Ceccano |
| français | fra-000 | Ceccano |
| italiano | ita-000 | Ceccano |
| napulitano | nap-000 | Ceccano |
| Nederlands | nld-000 | Ceccano |
| polski | pol-000 | Ceccano |
| português | por-000 | Ceccano |
| Volapük | vol-000 | Ceccano |
| paternese | nap-002 | cécce |
| nuõrttsääʹmǩiõll | sms-000 | ceʹcced |
| català | cat-000 | cec-cega |
| Pular | fuf-000 | ceccekal |
| davvisámegiella | sme-000 | Čeččenia |
| paternese | nap-002 | ceccevéttola |
| italiano | ita-000 | Cecchia |
| lingua corsa | cos-000 | Cecchìa |
| English | eng-000 | Cecchina |
| italiano | ita-000 | Cecchina |
| italiano | ita-000 | cecchinàggio |
| hrvatski | hrv-000 | Cecchinijev izvještaj |
| English | eng-000 | Cecchini’s report |
| italiano | ita-000 | cecchino |
| lingua corsa | cos-000 | cecciu |
| italiano | ita-000 | Cecco |
| Deutsch | deu-000 | Cecco Angiolieri |
| English | eng-000 | Cecco Angiolieri |
| Esperanto | epo-000 | Cecco Angiolieri |
| français | fra-000 | Cecco Angiolieri |
| magyar | hun-000 | Cecco Angiolieri |
| italiano | ita-000 | Cecco Angiolieri |
| Nederlands | nld-000 | Cecco Angiolieri |
| lenga piemontèisa | pms-000 | Cecco Angiolieri |
| español | spa-000 | Cecco Angiolieri |
| italiano | ita-000 | Cecco Della Botte |
| paternese | nap-002 | ceccolatèra |
| TechTarget file types | art-336 | CEC-Colombia-en-Cifras-Financial-Archive-Lunasoft-Colombia-Ltda |
| Latina Nova | lat-003 | Cecconia |
| italiano | ita-000 | ceccosuda |
| lengua lígure | lij-000 | Ceccu |
| napulitano | nap-000 | cecculata |
| Komi | kpv-001 | čeččɩnɩ |
| Komi | kpv-001 | čeččɩštnɩ |
| U+ | art-254 | CECD |
| English | eng-000 | Cec Dixon |
| Sino-Caucasian | cau-002 | *ć̣ĕć̣Ĕ́ |
| Cayuvava | cyb-000 | -čeče |
| U+ | art-254 | CECE |
| Moloko | mlw-000 | CECE |
| Emakhua | vmw-000 | CECE |
| Ghari | gri-000 | CeCe |
| Di | gri-001 | CeCe |
| Nggeri Ghari | gri-004 | CeCe |
| Nginia Ghari | gri-005 | CeCe |
| Tandai Ghari | gri-006 | CeCe |
| G//abake | hio-000 | CeCe |
| Malango | mln-000 | CeCe |
| digoron | oss-002 | CeCe |
| Koo Talise | tlr-001 | CeCe |
| Poleo Talise | tlr-004 | CeCe |
| English | eng-000 | Cece |
| Esperanto | epo-000 | Cece |
| magyar | hun-000 | Cece |
| Nggae Ghari | gri-003 | ceCe |
| Mapudungun | arn-000 | cece |
| Bangi | bni-000 | cece |
| Proto-Bantu | bnt-000 | cece |
| Thong Boi | hak-003 | cece |
| bahasa Indonesia | ind-000 | cece |
| italiano | ita-000 | cece |
| ikinyarwanda | kin-000 | cece |
| Kayupulau | kzu-000 | cece |
| Én Ntáxjo̱ | maj-000 | cece |
| manju gisun | mnc-000 | cece |
| Proto-Mamean | myn-002 | cece |
| shqip | sqi-000 | cece |
| wùzlàm | udl-000 | cece |
| Yao | yao-000 | cece |
| português | por-000 | cecé |
| Hànyǔ | cmn-003 | cè cè |
| Hànyǔ | cmn-003 | cècè |
| italiano | ita-000 | céce |
| Krobu | kxb-000 | cécé |
| Mashco Piro | cuj-000 | c̷ec̷e |
| Ignaciano | ign-000 | c̷ec̷e |
| Yavitero | yvt-000 | c̷ec̷e |
| Türkçe | tur-000 | çeçe |
| Çăvaşla | chv-001 | çĕçĕ |
| Nyala | daj-000 | čecě |
| Nyala | daj-000 | čeče |
| Ghari | gri-000 | čeče |
| Kamasau—Tring-Wau | kms-001 | čeče |
| Nupe | nup-000 | čeče |
| Lower Morehead | pep-000 | čeče |
| čeština | ces-000 | čéče |
| Kanuri | knc-000 | čéče |
| Kresh | krs-000 | čẹ̀čẹ̀ |
| Kresh | krs-000 | čẹ́ːče |
| asturianu | ast-000 | Cecea |
| español | spa-000 | ceceador |
| português | por-000 | ceceadura |
| português | por-000 | ceceante |
| galego | glg-000 | cecear |
| português | por-000 | cecear |
| español | spa-000 | cecear |
| Koyraboro senni | ses-000 | cecebu |
| Nāhuatlahtōlli | nci-000 | cecec |
| Nāhuatlahtōlli | nci-000 | cececalli |
| Nāhuatlahtōlli | nci-000 | cececayeca |
| Bongo | bot-000 | cecece ? |
| Mambwe | mgr-000 | cececece |
| Nāhuatlahtōlli | nci-000 | cececmiquini |
| Nāhuatlahtōlli | nci-000 | cececnitla |
| Talossan | tzl-000 | cececoneu |
| Nāhuatlahtōlli | nci-000 | cececotlaza |
| Nāhuatlahtōlli | nci-000 | cececotlazaliztli |
| Nāhuatlahtōlli | nci-000 | cececotlazaloni |
| Nāhuatlahtōlli | nci-000 | cececpan |
| Nāhuatlahtōlli | nci-000 | cecectlan |
| English | eng-000 | cecectomy |
| Nāhuatlahtōlli | nci-000 | cececyan |
| Deutsch | deu-000 | CECED |
| bokmål | nob-000 | Ceced |
| Proto-Bantu | bnt-000 | ceced |
| español | spa-000 | Ceceda |
| italiano | ita-000 | cece desi |
| português | por-000 | cê-cedilha |
| italiano | ita-000 | cece di madras |
| Hinonoʼeitiit | arp-000 | ceceecéi |
| Hinonoʼeitiit | arp-000 | ceceecéí |
| Hinonoʼeitiit | arp-000 | ceceecéíhi'ííhi' |
| Hinonoʼeitiit | arp-000 | ceceecó'ohú- |
| Hinonoʼeitiit | arp-000 | cecéecó'ohuun- |
| Hinonoʼeitiit | arp-000 | ceceecó'ohuunííni- |
| zarmaciine | dje-000 | ceceena |
| Yaagaare | fuh-002 | ceceena |
| Gurmaare | fuh-003 | ceceena |
| iciBemba | bem-000 | -cecefuk- |
| Saxa tyla | sah-001 | čečegey |
| Bahasa Malaysia | zsm-000 | ceceh |
| Nāhuatlahtōlli | nci-000 | cecehecatl |
| Tacana | tna-000 | c̷ec̷e-hihi |
| Hinonoʼeitiit | arp-000 | cecéhne'eicih |
| Hinonoʼeitiit | arp-000 | cecéhne'eicíh |
| English | eng-000 | Čečehov |
| slovenčina | slk-000 | Čečehov |
| português | por-000 | ceceio |
| Burunge | bds-000 | čečeʼiya |
| English | eng-000 | Čečejovce |
| slovenčina | slk-000 | Čečejovce |
| Aguaruna | agr-000 | cecek |
| Proto-Bantu | bnt-000 | cecek |
| čeština | ces-000 | cecek |
| Çăvaşla | chv-001 | cecek |
| Manggarai | mqy-000 | cecek |
| Qırımtatar tili | crh-000 | çeçek |
| Orta yolak şivesi | crh-003 | çeçek |
| Çöl şivesi | crh-004 | çeçek |
| Kırgızça | kir-002 | çeçek |
| Karahanlı Türkçesi | otk-001 | çeçek |