- kaliph
- kaliuresis
- kalka
- kalki
- kalmia polifolia
- kalon tripa
- kalotermes
- kalotermitidae
- kalpac
- kalumpang
- kaluresis
- kampuchean
- kami
- kanchanjanga
- kanamycin
- kangaroo
- kangaroo court
- kangaroo's_foot
- kangaroo_foot plant
- kannada
- kannada_speaking
- kansa
- kansan
- kansas city
- kansas
- kansu
- kant
- kara sea
- karakoram range
- karakorum range
- karakul
- karaoke
- kartik
- katabatic
- katabatic wind
- katar
- kate o'flaherty chopin
- katharsis
- katherine anne porter
- kathryn elizabeth smith
- katowice
- kattegatt
- kauai
- kauai island
- kaufman
- kaunas
- kava
- kawaka
- kay boyle
- kaw river