| Corte | Corte |
| Corticotropin-releasing hormone | Kortikoliberin |
| Corundum | Korund |
| corvette | korveta |
| Corvidae | Vrani |
| Corvo | Corvus |
| Corvée | Tlačanstvo |
| Cosimo Tura | Cosimo Tura |
| cosine | kòsínus |
| cosmetic industry | kozmetična industrija |
| cosmic radiation | kozmično sevanje |
| cosmodrome | kosmodrom |
| Cosmological Principle | Kozmološko načelo |
| cosmology | kozmologija |
| Cosmopolitan distribution | Kozmopolit |
| cost | strošek |
| cost increase | zvišanje stroškov |
| cost reduction | znižanje stroškov |
| cost-benefit | stroški in koristi |
| cost-benefit analysis | analiza stroškov in koristi |
| Costa Rica | Kostarika |
| Cosworth | Cosworth |
| Cote d'Ivoire | Slonokoščena obala |
| Coteau du Missouri | Misuri |
| cottage cheese | skuta |
| Cottbus | Cottbus |
| cotton | bombaž |
| cougar | puma |
| cough | kašelj |
| Cough medicine | Antitusik |
| Coulomb | Coulomb |
| Coulomb's law | Coulombov zakon |
| council | svet |
| Council of Europe | Svet Evrope |
| Council of Ministers of the Republic of Poland | Vladavina |
| Council of the European Union | Svet Evropske unije |
| Council of Trent | Tridentinski koncil |
| count | grof |
| Count Dracula | Drakula |
| countable | števen |
| countdown | odštevanje |
| Counter Admiral | Kontraadmiral |
| Counter-Reformation | Protireformacija |
| Counterpoint | Kontrapunkt |
| Counterrotate | Struženje |
| countess | grofica |
| Counties of Croatia | Županije Hrvaške |
| Counties of Norway | Norveška |
| Counties of Scotland | Tradicionalne grofije Anglije |
| Counting-frame | Abak |
| country | dežela |
| Country code top-level domain | Seznam vrhnjih internetnih domen |
| country lodge | koča |
| Country music | Country |
| Counts of Celje | Celjski grofje |
| county | okrožje |
| County Dublin | Dublin |
| County Kilkenny | Kilkenny |
| County Londonderry | Derry |
| County of Edessa | Grofija Edesa |
| County of Gorizia | Goriška |
| County of La Marche | Marke |
| County of London | London |
| County of Tripoli | Grofija Tripoli |
| County ruler | Župan |
| coup d'état | držávni udár |
| Couple | Navor |
| couplet | distih |
| courage | pogum |
| Courbevoie | Courbevoie |
| courgette | bučka |
| Course of | Kajpak |
| Course of studies | Seznam akademskih disciplin |
| court | sodišče |
| court of justice | sodišče |
| Court of Justice of the European Communities | Sodišče Evropskih skupnosti |
| courteous | vljuden |
| cousin | bratranec |
| Covalent bond | Kovalentna vez |
| Covalent radius | Kovalentni polmer |
| cove | zajeda |
| Coventry | Coventry |
| cover | prirediti |
| Cover of clouds | Cirostratus |
| cover version | priredba |
| covering | prekritje |
| Covoluted | Težak |
| cow | krava |
| coward | strahopetnež |
| cowbell | kravji zvonec |
| Cowper's gland | Cowperjeva žleza |
| Coxsone Dodd | Clement Seymour Dodd |
| coyote | kojót |
| Coyote State | Južna Dakota |
| CP | PC |
| CPU | Procesor |
| CR | CR |
| crab | rakovica |
| Crab Nebula | Rakovica |
| Cracker | Top |
| Cracow | Krakov |
| Cradle of Filth | Cradle of Filth |
| Craffy | Znajden |
| craft | obrt |
| cranberry | brusnica |
| crane | žerjav |
| Craniata | Vretenčarji |
| Crataegus laevigata | Navadni glog |
| crate | zaboj |
| crater | krater |
| Crawford Long | Crawford Long |
| crayfish | rak |
| crayon | voščenka |
| Crazy Horse | Nori konj |
| cream | smetana |
| create | narediti |
| creation | stvarstvo |
| Creationism | Kreacionizem |
| Creative Commons | Creative Commons |
| Creator | Pisatelj |
| creature | stvor |
| credence | sprejemanje |
| credit | posojilo |
| credit assistance | kreditna pomoč |
| credit card | kreditna kartica |
| credit policy | kreditna politika |
| creek | zalivček |
| Creighton Abrams | Creighton Williams Abrams mlajši |
| crematorium | krematorij |
| Creole | Kreolščina |
| Creole peoples | Kreolščina |
| Cres | Cres |
| Crescent | Rogljiček |
| Cretaccous period | Kreda |
| Cretaceous | Kreda |
| Cretaceous period | Kreda |
| Cretan | Kreta |
| Crete | Kreta |
| Creuse | Creuse |
| Creuse River | Creuse |
| Crewfish | Rak |
| Cricetidae | Hrčki |
| cricket | čriček |
| crime | zločin |
| crime against humanity | zločin proti človeštvu |
| Crime and law | Pravo |
| Crime and Punishment | Zločin in kazen |
| Crimean War | Krimska vojna |
| criminal law | kazensko pravo |
| criminal law procedure | kazenski postopek |
| criminal liability | kazenska odgovornost |
| criminality | kriminaliteta |
| crimson | škrlatna |
| crisis management | krizno upravljanje |
| Cristiano da Matta | Cristiano da Matta |
| Cristiano Ronaldo | Cristiano Ronaldo |
| Cristina Fernández | Cristina Fernández de Kirchner |
| Cristina Fernández de Kirchner | Cristina Fernández de Kirchner |
| Cristmas music | Villancico |
| Critical juncture | Trance |
| critical level | kritična koncentracija |
| critical load | kritična obremenitev |
| Crişul Alb River | Crişul Alb |
| Crişul Negru River | Crişul Negru |
| Croatia | Hrvaška |
| Croatia in the Eurovision Song Contest | Hrvaška na Pesmi Evrovizije |
| Croatia national football team | Hrvaška nogometna reprezentanca |
| Croatian | hrvaščina |
| Croatian Academy of Sciences and Arts | Hrvaška akademija znanosti in umetnosti |
| Croatian Cup | Hrvaški nogometni pokal |
| Croatian Defence Council | Hrvaški obrambni svet |
| Croatian Navy | Hrvaška vojna mornarica |
| Croatian parliament | Sabor |
| Croatian proverbs | Hrvaški pregovori |
| Croatian Sheepdog | hrvaški ovčar |
| Croatian vehicle registration plates | Registracijske oznake za cestna vozila v Sloveniji |
| Croatian War Navy | Hrvaška vojna mornarica |
| Croatians | Hrvati |
| Croation | hrvaščina |
| Croats | Hrvati |
| crocodile | krokodilovite |
| Crocodilia | Krokodili |
| Crocodylia | Krokodili |
