4-letter words that end in a
- myna — any of several Asian birds of the starling family Sturnidae, especially those of the genera Acridotheres and Gracula, certain species of which have the ability to mimic speech and are kept as pets.
- myra — an ancient city in SW Asia Minor, in Lycia.
- nada — nothing; zero; none: I have absolutely no motivation—zilch, zip, nada!
- naga — a member of any of the disparate tribal peoples of Nagaland and bordering areas of Burma.
- naha — a port on SW Okinawa, in S Japan.
- naia — National Association of Intercollegiate Athletics
- naja — A member of the Naja genus of poisonous snakes; cobras.
- nala — (Hinduism) a character in Hindu mythology, is the king of Nishadha Kingdom, son of Veerasena.
- nama — a member of a Khoikhoi people of Namaqualand, in SW Africa.
- nana — Chiefly Northeastern U.S. grandmother; grandma.
- napa — a very soft glove leather made from the skin of a sheep, kid, or goat.
- nara — a city on S Honshu, in central Japan: chief Buddhist center of ancient Japan; first capital of Japan a.d. 710–84.
- nasa — National Aeronautics and Space Administration.
- nata — for an unforeseen need or contingency.
- nbpa — National Basketball Players Association
- ncaa — National Collegiate Athletic Association
- ncea — National Certificate of Educational Attainment
- ncsa — National Center for Supercomputing Applications
- ncua — The NCUA is a US government agency that monitors federal credit unions.
- nema — a filament
- neva — a river in the NW Russian Federation in Europe, flowing from Lake Ladoga through St. Petersburg into the Gulf of Finland: canalized for ships. 40 miles (65 km) long.
- nica — Nicaragua
- nida — a female given name, form of Nydia.
- nina — girl; child.
- nipa — a palm, Nypa fruticans, of India, the Philippines, etc., whose foliage is used for thatching, basketry, etc.
- nmpa — National Master Processing Agreement
- noaa — National Oceanic and Atmospheric Administration (a U.S. agency incorporating the National Weather Service)
- nola — A very small bell used in the choir during consecration.Walters, Henry Beauchamp. Church Bells of England, [https://archive.org/stream/churchbellsofeng00waltrich#page/2/mode/2up p. 3].Encyclopaedic Dictionary of Music, Vol. 2, [https://books.google.co.jp/books?id=Yy6jaxVwSg8C&pg=PA452 p. 452].
- noma — a gangrenous ulceration of the mouth or genitalia, occurring mainly in debilitated children.
- nona — a disease of the liver that is clinically indistinguishable from hepatitis B but is caused by a retrovirus or retroviruslike agent.
- nora — a female given name, form of Honora.
- nota — a dorsal plate or sclerite of the thorax of an insect.
- nova — a star that suddenly becomes thousands of times brighter and then gradually fades to its original intensity.
- noxa — Lb medicine Anything that exerts a harmful influence, such as trauma, poison, etc.
- nrma — National Roads and Motorists Association
- nuba — a member of a formerly warlike Nilotic people living chiefly in the hills of S central Sudan
- numa — Non-Uniform Memory Access
- nysa — the mountain where Zeus sent the infant Dionysus to protect him from the vindictive wrath of Hera.
- nzma — New Zealand Medical Association
- nzpa — New Zealand Press Association
- ocra — Alternative spelling of okra.
- octa — (meteorology) The fraction of the sky that is obscured by clouds, in eighths (one octa means that one eighth of the sky is obscured, two octas that one quarter is obscured, and so on).
- odea — a hall, theater, or other structure for musical or dramatic performances.
- odia — a member of a people of India living chiefly in Odisha (formerly Orissa) and neighbouring states
- odma — Open Document Management API
- odra — the Oder
- odsa — Open Distributed System Architecture
- offa — died 796, king of Mercia 757–96.
- ogma — a god of poetry and eloquence and the inventor of the ogham letters: one of the Tuatha De Danann.
- ohia — a Hawaiian evergreen tree, Metrosideros polymorpha or Syzygium malaccense