- kɔrpo (ma): body.
- kʋɔjo (la): leather.
- kultura (si): culture (system).
- kultura (spra): culture.
- kenonjoloᵹia (da): sociology, anthropology, ethnography, demography, folklore studies and culture studies.
- kalzatura (na): footwear.
- kalza (du): sock.
- kalca (spa): association football.
- kaliga (kla): caliga.
- kànapa (dra): cannabis (drug).
- kaffeina (sta): caffeine.
- karta (ta): playing card.
- kapitaliʃmo (sta): capitalism.
- krèdita (di): credit.
- komuniʃmo (sta): communism.
- komodità (sta): comfort.
- koltɛllo (ba): knife, dagger.
- kondimento (da): seasoning.
- Koɯɯɛnza: Conscience.
- koprikapo (na): headgear.
- kokaina (sta): cocaine.