8-letter words containing o, s, t, i, a
- isotachs — Plural form of isotach.
- janitors — Plural form of janitor.
- jarosite — a yellowish or brownish mineral, a hydrous sulfate of potassium and iron, KFe 3 (SO 4) 2 (OH) 6 , occurring in small crystals or large masses.
- kallisto — Callisto (def 1).
- kitasato — Shibasaburo [shee-bah-sah-boo-raw] /ʃiˈbɑ sɑˈbu rɔ/ (Show IPA), 1852–1931, Japanese bacteriologist.
- laborist — A physician who aids labor and delivery but does not provide prenatal care.
- lanosity — lanate.
- lipoates — Plural form of lipoate.
- localist — a word, phrase, pronunciation, or manner of speaking that is peculiar to one locality.
- lothians — a region in E Scotland. 700 sq. mi. (1813 sq. km).
- loyalist — a person who is loyal; a supporter of the sovereign or of the existing government, especially in time of revolt.
- maillots — Plural form of maillot.
- mailouts — an act or instance of mailing out a quantity of letters, circulars, or the like; mailing.
- mailshot — Bulk advertising sent through the post/mail.
- manitous — Plural form of manitou.
- mao suit — an outfit worn in the People's Republic of China consisting of a Mao jacket and loose trousers.
- masonite — A type of hardboard formed using wooden chips and blasting them into long fibers with steam and then forming them into boards.
- massicot — monoxide of lead, PbO, in the form of a yellow powder, used as a pigment and drier.
- mastoids — of or relating to the mastoid process.
- misallot — to allot wrongly
- misatone — to atone wrongly or improperly
- mistcoat — (in house painting or interior decoration) a coat of thinner, sometimes pigmented, applied to a finish coat of paint to increase its luster.
- modalist — an adherent of modalism
- monastic — of or relating to monasteries: a monastic library.
- monastir — Bitola
- moralist — a person who teaches or inculcates morality.
- notaries — Plural form of notary.
- notarise — to certify (a document, contract, etc.) or cause to become certified through a notary public.
- obeisant — a movement of the body expressing deep respect or deferential courtesy, as before a superior; a bow, curtsy, or other similar gesture.
- obviates — Third-person singular simple present indicative form of obviate.
- occamist — William of, died 1349? English scholastic philosopher.
- octavius — a male given name.
- oghamist — Alternative capitalization of Oghamist.
- oistrakh — David [dey-vid] /ˈdeɪ vɪd/ (Show IPA), 1908–74, Russian violinist.
- onanists — withdrawal of the penis in sexual intercourse so that ejaculation takes place outside the vagina; coitus interruptus.
- opsimath — (rare) A person who learns late in life.Oxford English Dictionary, 3rd ed., 2004.
- opticals — (India) spectacles.
- opuntias — Plural form of opuntia.
- orations — Plural form of oration.
- orbitals — Plural form of orbital.
- oresteia — a trilogy of tragic dramas (458 b.c.) by Aeschylus, consisting of the Agamemnon, the Choëphori, and the Eumenides.
- organist — a person who plays the organ.
- orgastic — the physical and emotional sensation experienced at the peak of sexual excitation, usually resulting from stimulation of the sexual organ and usually accompanied in the male by ejaculation.
- orlistat — A drug designed to treat obesity.
- oscitant — yawning, as with drowsiness; gaping.
- oscitate — To gape; to yawn.
- osmotica — Plural form of osmoticum.
- ossetian — Also, Ossetic. of, relating to, or characteristic of Ossetia, a region in Caucasia, or the Ossets, the people living there.
- ostinato — a constantly recurring melodic fragment.
- outasite — amazing; excellent