| Koine | Koine |
| Koinè | Koine Greek |
| Kojak | Kojak |
| Koji Kondo | Koji Kondo |
| Koji Murofushi | Koji Murofushi |
| Kojiki | Kojiki |
| kok | cook |
| kokarde | cockade |
| Kokemäki | Kokemäki |
| koken | boil |
| koken van woede | fume |
| kokend | aboil |
| Kokende kikker | Boiling frog |
| kokendheet | scalding |
| koker | container |
| Kokerboom | Aloe dichotoma |
| Kokerij | Cooking |
| koket | coquettish |
| kokette | flirt |
| koketterig | flirtatious |
| kokhaan | cockle |
| kokhalzen | heave |
| kokkel | cockle |
| kokkelboon | cockle |
| Kokkels | Cerastoderma |
| kokketterie | coquetry |
| kokkin | cook |
| Kokkola | Kokkola |
| kokmeeuw | black-headed gull |
| kokos | coconut |
| kokosmelk | coconut milk |
| kokosnoot | coconut |
| kokospalm | coconut tree |
| Koksijde | Coxyde |
| Kokura | Kokura |
| Kokyo | Kōkyo |
| kol | witch |
| Kol Nidree | Kol Nidre |
| Kola | Cola |
| Kola superdiep boorgat | Kola Superdeep Borehole |
| kolbak | busby |
| Kolbermoor | Kolbermoor |
| Kolbingen | Kolbingen |
| Kolbuszowa | Kolbuszowa |
| Kolda | Kolda Region |
| Kolding | Kolding |
| Koldo Gil | Koldo Gil |
| Koldo Álvarez | Koldo |
| kolen | coal |
| Kolenbranderschildpad | Red-footed tortoise |
| kolengebied | coalfield |
| kolenmijn | coal mine |
| Kolenzaknevel | Coalsack Nebula |
| Kolerehond | Tyke |
| Kolgoejev | Kolguyev |
| kolibrie | hummingbird |
| Kolibries | Hummingbird |
| Kolibrievlinder | Macroglossum stellatarum |
| koliek | colic |
| Kolitzheim | Kolitzheim |
| kolk | abyss |
| kolken | swirl |
| Kolkerheide | Kolkerheide |
| Kolkwitz | Kolkwitz |
| kollatie | collation |
| Kollmar | Colmar |
| Kollnburg | Kollnburg |
| Kollywood | Tamil Film Industry |
| Kolmogorov-Smirnovtoets | Kolmogorov-Smirnov test |
| Kolno | Kolno |
| Kolo Touré | Kolo Touré |
| kolom | column |
| Kolom- en rijruimte | Row and column spaces |
| Koloman van Hongarije | Coloman of Hungary |
| Kolomna | Kolomna |
| Kolomyja | Kolomyia |
| kolonel | colonel |
| Kolonel Borremans | Colonel Borremans |
| Kolonel Sponsz | Colonel Sponsz |
| koloniaal | colonial |
| Koloniale Conferentie van Berlijn | Berlin Conference |
| kolonialisme | colonialism |
| kolonialist | colonialist |
| kolonie | dependency |
| kolonisatie | colonization |
| Kolonisatie en imperialisme | Colony |
| kolonisator | colonizer |
| koloniseren | colonize |
| kolonist | colonist |
| koloniste | colonist |
| Kolonisten van Catan | Settlers of Catan |
| Kolonistenagame | Agama agama |
| Kolonjë | Kolonjë District |
| Kolonka | Kolonka |
| Kolonowskie | Kolonowskie |
| kolos | whopper |
| Kolos van Rodos | Colossus of Rhodes |
| kolossaal | enormous |
| Kolossale inktvis | Colossal Squid |
| Kolossen van Memnon | Colossi of Memnon |
| Kolossenzen | Colossians |
| Kolossers | Colossians |
| Kolossus van Rodos | Colossus of Rhodes |
| Kolozs | Kolozs |
| Koltur | Koltur |
| Koluszki | Koluszki |
| Kolwezi | Kolwezi |
| Kolyma | Kolyma River |
| Kolymatrakt | Kolyma Highway |
| Kolárovice | Kolárovice |
| Kolárovo | Kolárovo |
| Kolín | Kolín |
| kom | pelvis |
| Kom Ombo | Kom Ombo |
