8-letter words containing t, o, s, a
- notables — Plural form of notable.
- notaries — Plural form of notary.
- notarise — to certify (a document, contract, etc.) or cause to become certified through a notary public.
- notecase — billfold.
- notepads — Plural form of notepad.
- oatcakes — Plural form of oatcake.
- obeisant — a movement of the body expressing deep respect or deferential courtesy, as before a superior; a bow, curtsy, or other similar gesture.
- obstacle — something that obstructs or hinders progress.
- obstante — notwithstanding.
- obviates — Third-person singular simple present indicative form of obviate.
- occamist — William of, died 1349? English scholastic philosopher.
- octagons — Plural form of octagon.
- octavius — a male given name.
- odonates — Plural form of odonate.
- odorants — Plural form of odorant.
- offstage — off the stage or in the wings; away from the view of the audience (opposed to onstage).
- oghamist — Alternative capitalization of Oghamist.
- oistrakh — David [dey-vid] /ˈdeɪ vɪd/ (Show IPA), 1908–74, Russian violinist.
- old stoa — the earliest phase of Stoicism, lasting from the latter part of the 4th century to the early part of the 3rd century b.c.
- oleaster — an ornamental shrub or small tree, Elaeagnus angustifolia, of Eurasia, having fragrant yellow flowers and an olivelike fruit.
- onanists — withdrawal of the penis in sexual intercourse so that ejaculation takes place outside the vagina; coitus interruptus.
- one-star — of or being a brigadier general, as indicated by one star on an insignia.
- onstream — Being produced.
- opencast — (chiefly, British) Of or pertaining to strip mining, in which material is removed from a surface that has been exposed.
- operants — Plural form of operant.
- operates — Third-person singular simple present indicative form of operate.
- 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.
- oratress — a female orator or petitioner
- 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.
- ortolans — Plural form of ortolan.
- oscitant — yawning, as with drowsiness; gaping.
- oscitate — To gape; to yawn.
- osculant — united by certain common characteristics.
- osculate — to come into close contact or union.
- osmotica — Plural form of osmoticum.
- ossature — the structure or framework supporting a building or sculpture.
- 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.
- ostmarks — Plural form of ostmark.
- ostomate — A person who has had an ostomy, a surgical operation to create an opening in the body for the discharge of body wastes.
- ostracod — seed shrimp.
- ostracon — (in ancient Greece) a potsherd, especially one used as a ballot on which the name of a person voted to be ostracized was inscribed.
- ostrakon — ostracon.