5-letter words containing c, o, a
- oapec — Organization of Arab Petroleum Exporting Countries
- ocala — a city in central Florida.
- occam — William of, died 1349? English scholastic philosopher.
- occas — occasion
- ocean — the vast body of salt water that covers almost three fourths of the earth's surface.
- ochoa — Severo [suh-vair-oh;; Spanish se-ve-raw] /səˈvɛər oʊ;; Spanish sɛˈvɛ rɔ/ (Show IPA), 1905–93, U.S. biochemist, born in Spain: Nobel Prize in medicine 1959.
- ocrea — a sheathing part, as a pair of stipules united about a stem.
- octa- — eight
- octad — a group or series of eight.
- octal — Also, octonary. of or relating to the number system with base 8, employing the numerals 0 through 7.
- octan — (of a fever) occurring every eighth day.
- octas — Plural form of octa.
- orach — any plant of the genus Atriplex, especially A. hortensis, of the amaranth family, cultivated for use like spinach.
- oracy — the ability to express oneself in and understand spoken language.
- orcas — Plural form of orca.
- oscan — one of an ancient people of south-central Italy.
- oscar — 1829–1907, king of Sweden 1872–1907; king of Norway 1872–1905.
- oshac — a gum plant which smells of ammonia
- pasco — a city in S Washington, on the Columbia River.
- patco — Professional Air Traffic Controllers' Organization
- phoca — a seal
- poach — to trespass, especially on another's game preserve, in order to steal animals or to hunt.
- pocal — PETRA Operator's CommAnd Language.
- pofac — A subset of Fortran.
- ponca — a member of a North American Indian people formerly of northern Nebraska, now living mostly in northern Oklahoma.
- quaco — (formerly, especially in creole-speaking cultures) a name given at birth to a black child, in accordance with African customs, indicating the child's sex and the day of the week on which he or she was born, as the male and female names for Sunday (Quashee and Quasheba) Monday (Cudjo or Cudjoe and Juba) Tuesday (Cubbena and Beneba) Wednesday (Quaco and Cuba or Cubba) Thursday (Quao and Abba) Friday (Cuffee or Cuffy and Pheba or Phibbi) and Saturday (Quamin or Quame and Mimba)
- racon — radar beacon.
- roach — Maxwell ("Max") 1924–2007, U.S. jazz drummer and bandleader.
- sacco — Nicola [nee-kaw-lah] /niˈkɔ lɑ/ (Show IPA), 1891–1927, Italian anarchist, in the U.S. after 1908: together with Bartolomeo Vanzetti, found guilty of robbery and murder 1921; executed 1927.
- sadoc — Zadok.
- scopa — pollen brush.
- shaco — An early system on the IBM 701.
- taroc — an old card game of Italy, Austria, etc. played with a deck of, usually, 78 cards that includes the tarot cards as trumps
- taxco — a city in Guerrero state, S Mexico: silver mining.
- tosca — an opera (1900) by Giacomo Puccini.
- vocab — vocabulary
- vocal — of, relating to, or uttered with the voice: the vocal mechanism; vocal criticism.
- wacko — Also, wack. an eccentric, strange, or odd person.
- wcoaa — World Congress Of Amateur Athletes
- wocas — a yellow pond lily, Nuphar polysepalum, of northwestern North America, having heart-shaped leaves and cup-shaped flowers.
- yarco — a young working-class person who dresses in casual sports clothes
- yauco — a city in SW Puerto Rico.