| BOK | • bok adj. (South Africa, slang) keen or willing. • bok interj. The clucking sound of a chicken. • Bok prop.n. A surname. |
| KOA | • koa n. A large tree of species Acacia koa (family Fabaceae) which is endemic to and common on the islands of… • KOA n. a Hawaiian acacia tree. |
| KOB | • kob n. An African antelope closely related to the lechwe and the waterbuck, Kobus kob. • kob n. Any of several large game fish of the family Sciaenidae, especially the kabeljou (dusky kob or great… • KOB n. a reddish brown antelope. |
| KOI | • koi n. Ornamental domesticated varieties of the common carp (Cyprinus carpio), of Japan and eastern Asia with… • KOI n. (Astronomy) Abbreviation of Kepler/K1/K2 object of interest. • KOI n. (Japanese) a large Japanese carp. |
| KON | • kon sym. (International standards) ISO 639-2 & ISO 639-3 language code for Kongo. • KON v. (Spenser) to know, also CON, CONNE. |
| KOP | • kop n. (South Africa) A hill or mountain. • kop n. Rare spelling of cop (“dome, in armor”). • Kop n. (Britain) A terrace at a football ground, originally for standing spectators, though all-seater stadia… |
| KOR | • kor n. (Historical units of measure) Alternative form of cor: a former Hebrew and Phoenician unit of volume. • kor sym. (International standards) ISO 639-2 & ISO 639-3 language code for Korean. • Kor prop.n. A surname. |
| KOS | • kos sym. (International standards) ISO 639-2 & ISO 639-3 language code for Kosraean. • Kos prop.n. An island in the Dodecanese, Greece. • KOs n. Plural of KO. |
| KOW | • KOW n. a branch of twigs. |
| OAK | • oak n. (Countable) A deciduous tree with distinctive deeply lobed leaves, acorns, and notably strong wood… • oak n. (Uncountable) The wood of the oak. • oak n. A rich brown colour, like that of oak wood. |
| OIK | • oik n. (Slang, Britain) a member of the lower classes. • OIK n. an inferior person. |
| OKA | • oka n. (Historical) A former Turkish, Egyptian, Hungarian, and Romanian unit of weight, usually of a little… • oka n. A unit of volume in Egypt (and formerly Turkey) corresponding to about 1.2 litres. • Oka prop.n. A river in central Russia, the largest right tributary of the Volga. |
| OKE | • oke v. (Obsolete) simple past tense of ache. • oke v. (Obsolete) simple past tense of ake. • oke n. (Historical units of measurement) Alternative form of oka. |
| OUK | • OUk. prop.n. (Linguistics) Abbreviation of Old Ukrainian. • OUK n. (Scots) a week, also OULK. |
| ROK | • rok n. Alternative form of roc. • ROK prop.n. Initialism of Republic of Korea. • ROK sym. (International standards) Indeterminately reserved ISO 3166-1 alpha-3 country code for South Korea. |
| WOK | • wok n. A large, round-bottomed cooking pan used in East Asian cooking. • wok v. To prepare oriental cuisine using a wok. • WOK n. (Chinese) a pan used in Chinese cookery, also WOCK. |
| YOK | • yok n. Alternative form of yock. • yok v. Alternative form of yock. • yok n. (Derogatory) A non-Jew; a Gentile. |