9-letter words that end in os
- neutrinos — Plural form of neutrino.
- noncompos — A foolish person.
- ocho rios — a seaport in N Jamaica: resort.
- ocotillos — Plural form of ocotillo.
- oratorios — Plural form of oratorio.
- ostinatos — Plural form of ostinato.
- ouroboros — A serpent, dragon or worm who eats its own tail, a representation of the continuous cycle of life and death.
- parthenos — an epithet of Athena, meaning “virgin.”.
- periaktos — an ancient device used for changing theatre scenery, usually consisting of a revolving triangular prism with different scenes painted on each face; the device was heavily used in the Renaissance
- peribolos — a colonnade or wall surrounding a Classical temple
- promachos — a defender or champion
- quilombos — Plural form of quilombo.
- scenarios — an outline of the plot of a dramatic work, giving particulars as to the scenes, characters, situations, etc.
- siqueiros — David Alfaro [dah-veeth ahl-fah-raw] /dɑˈvið ɑlˈfɑ rɔ/ (Show IPA), 1896–1974, Mexican painter.
- socceroos — the Australian men's national soccer team
- sparagmos — the tearing to pieces of a live victim, as a bull or a calf, by a band of bacchantes in a Dionysian orgy.
- theotokos — a title of the Virgin Mary as the Mother of the incarnate Son of God.
- tiny clos — A core part of Common Lisp Object System (CLOS) ported to Scheme and rebuilt using a MOP (Metaobject Protocol). This should be interesting to those who want to use MOPs without using a full Common Lisp or Dylan. The first release works with MIT Scheme 11.74.
- tournedos — small slices of fillet of beef, round and thick, served with a variety of sauces and garnished.
- venizelos — Eleutherios [e-lef-the-ryaws] /ˌɛ lɛfˈθɛ ryɔs/ (Show IPA), 1864–1936, prime minister of Greece 1910–15, 1917–20, 1928–33.
- wallaroos — Plural form of wallaroo.
- zákinthos — one of the southernmost islands of the Ionian Islands, Greece: 155 sq mi (401 sq km)
- zakynthos — Greek name of Zante.