8-letter words containing o, b, t, a
- tagboard — a strong cardboard suitable for tags or posters.
- tailbone — the coccyx.
- tamboura — an Asian musical instrument of the lute family having a small, round body and a long neck.
- tap bolt — a bolt for driving into a tapped hole in metal and that can be held in place without a nut.
- tarboosh — a tasseled cap of cloth or felt, usually red, that is worn by Muslim men either by itself or as the inner part of the turban.
- teaboard — a tea tray
- theobald — Lewis, 1688–1744, English author.
- to blame — If someone is to blame for something bad that has happened, they are responsible for causing it.
- toad bug — any of several small broad aquatic insect-eating hemipterous insects of the family Gelastocoridae, having toadlike characteristics.
- toboggan — a long, narrow, flat-bottomed sled made of a thin board curved upward and backward at the front, often with low handrails on the sides, used especially in the sport of coasting over snow or ice.
- toll bar — a barrier, especially a gate, across a road or bridge, where toll is collected.
- tollable — subject to a toll or payment
- tombaugh — Clyde William, 1906–97, U.S. astronomer: discovered Pluto 1930.
- torralba — the site of a Lower Paleolithic hunting and butchering station east of Madrid, in the province of Soria, Spain, characterized by butchered elephant remains, stone hand axes, cleavers, and scrapers, and rare pieces of worked wood.
- tote bag — an open handbag or shopping bag used especially for carrying packages or small items.
- turbocar — a car driven by a gas turbine
- turbofan — a jet engine having a large impeller that takes in air, part of which is used in combustion of fuel, the remainder being mixed with the products of combustion to form a low-velocity exhaust jet.
- two-beat — having four beats to the measure with the second and fourth beats accented: two-beat jazz.
- umbonate — having an umbo or projecting boss.
- vibrator — a person or thing that vibrates.
- voteable — capable of being voted upon; subject to a vote: a votable issue.
- watchbox — a sentry's shelter
- waterboy — Alternative spelling of water boy.
- workboat — a boat used for work or trade rather than sport, public transportation, or military purposes.
- zooblast — an animal cell