10-letter words containing r, u, d, a
- riot squad — a group of police officers having special training and equipment for quelling riots and other public disturbances.
- ritualised — to practice ritualism.
- ritualized — to practice ritualism.
- roadrunner — either of two large terrestrial cuckoos of the genus Geococcyx of arid regions of the western U.S., Mexico, and Central America, especially G. californianus (greater roadrunner)
- roof guard — any device for preventing snow from sliding off a sloping roof.
- round arch — an arch formed in a continuous curve, especially in a semicircle.
- round clam — quahog.
- round hand — a style of handwriting in which the letters are round, full, and clearly separated.
- round tape — (storage, jargon) Industry-standard 1/2-inch magnetic tape (7- or 9-track) on traditional circular reels. See macrotape, opposite: square tape.
- roundabout — circuitous or indirect, as a road, journey, method, statement or person.
- roundtable — a number of persons gathered together for conference, discussion of some subject, etc., and often seated at a round table.
- royal duke — a duke who is also a royal prince, being a member of the royal family
- rubricated — (in ancient manuscripts, early printed books, etc.) having titles, catchwords, etc., distinctively colored.
- rudderhead — the upper end of a rudderpost, to which a tiller, quadrant, or yoke is attached.
- ruddevator — a control surface functioning both as a rudder and as an elevator.
- rudimental — pertaining to rudiments or first principles; elementary: a rudimentary knowledge of geometry.
- rugby head — a male follower of rugby culture
- run around — to go quickly by moving the legs more rapidly than at a walk and in such a manner that for an instant in each step all or both feet are off the ground.
- run ragged — to cause to be exhausted, as by constant pressure or harassment
- run scared — to go quickly by moving the legs more rapidly than at a walk and in such a manner that for an instant in each step all or both feet are off the ground.
- rural dean — a cleric ranking just below an archdeacon, in charge of an archdeaconry.
- sandgrouse — any of several birds of the family Pteroclididae inhabiting sandy areas of the Old World, resembling both pigeons and shorebirds and having precocial young.
- sandsucker — the flatfish Platessa limandoides
- scordatura — the tuning of a stringed instrument in other than the usual way to facilitate the playing of certain compositions.
- scrubboard — washboard (defs 1, 2).
- scum-board — a board or strip of material partly immersed in flowing water to hold back scum.
- sdrucciola — (of rhymes) triple
- self-guard — to keep safe from harm or danger; protect; watch over: to guard the ruler.
- shear stud — a stud that transfers shear stress between metal and concrete in composite structural members in which the stud is welded to the metal component
- shin guard — a protective covering, usually of leather or plastic and often padded, for the shins and sometimes the knees, worn chiefly by catchers in baseball and goalkeepers in ice hockey.
- sit around — be idle, lounge about
- slanderous — defamation; calumny: rumors full of slander.
- sluggardly — like or befitting a sluggard; slothful; lazy.
- smart drug — a drug or other substance that is claimed to enhance memory, concentration, or other mental functions.
- snare drum — a small double-headed drum, carried at the side or placed on a stationary stand, having snares across the lower head to produce a rattling or reverberating effect.
- soundboard — sounding board.
- soundtrack — the narrow band on one or both sides of a motion-picture film on which sound is recorded.
- sour-faced — bad-tempered and unfriendly
- southwards — moving, bearing, facing, or situated toward the south.
- spermaduct — a spermatic passage found in male animals
- spread out — extend, splay
- squad room — a room in a police station where police officers assemble, as for inspection, roll call, or duty assignments.
- squadronal — belonging or relating to a squadron or squadrons
- squanderer — to spend or use (money, time, etc.) extravagantly or wastefully (often followed by away).
- square rod — a unit of area measurement equal to a square measuring one rod on each side.
- squarehead — a stupid person.
- squaretoed — having a broad, square toe, as a shoe.
- star cloud — a cloudlike patch of light on the celestial sphere, consisting of a multitude of stars.
- staudinger — Hermann [her-mahn] /ˈhɛr mɑn/ (Show IPA), 1881–1965, German chemist: Nobel prize 1953.
- stridulate — to produce a shrill, grating sound, as a cricket does, by rubbing together certain parts of the body; shrill.