9-letter words containing s, o, a, k
- tsakonian — a modern Greek dialect spoken on the east coast of the Peloponnesus, descended from the Laconian dialect of ancient Sparta.
- ulyanovsk — a city in the W Russian Federation, on the Volga River: birthplace of Lenin.
- urokinase — an enzyme, present in the blood and urine of mammals, that activates plasminogen and is used medicinally to dissolve blood clots.
- volksraad — the legislative assembly of the Boer republics in South Africa during the latter half of the 19th century
- wakeovers — Plural form of wakeover.
- walkovers — Plural form of walkover.
- weak spot — some aspect of a character or situation that is susceptible to criticism
- woodlarks — Plural form of woodlark.
- woolpacks — Plural form of woolpack.
- woolsacks — Plural form of woolsack.
- workboats — Plural form of workboat.
- workloads — Plural form of workload.
- workmates — Plural form of workmate.
- workspace — space used or required for one's work, as in an office or home.
- wronskian — the determinant of order n associated with a set of n functions, in which the first row consists of the functions, the second row consists of the first derivatives of the functions, the third row consists of their second derivatives, and so on.
- yearbooks — Plural form of yearbook.
- zákinthos — one of the southernmost islands of the Ionian Islands, Greece: 155 sq mi (401 sq km)
- zakynthos — Greek name of Zante.