12-letter words containing a, g, d, i, r
- self-reading — the action or practice of a person who reads.
- shared logic — the sharing of a central processing unit and associated software among several terminals
- shareholding — a holder or owner of shares, especially in a company or corporation.
- sherardizing — to coat (steel) with a thin cladding of zinc by heating in a mixture of sand and powdered zinc.
- siderography — the art or technique of engraving on steel.
- signal board — a board for displaying electrically transmitted signals and indicating their source.
- sixth-grader — a pupil in their sixth US school year after kindergarten, who is usually around 11 or 12 years old
- slide guitar — bottleneck (def 3).
- snowboarding — a board for gliding on snow, resembling a wide ski, to which both feet are secured and that one rides in an upright position.
- sorting yard — sorting tracks.
- spearheading — the sharp-pointed head that forms the piercing end of a spear.
- squared ring — boxing ring.
- stage-driver — the driver of a stagecoach.
- straightbred — (of animals) purebred; having parents of the same breed
- straightedge — a bar or strip of wood, plastic, or metal having at least one long edge of sufficiently reliable straightness for use in drawing or testing straight lines, plane surfaces, etc.
- stringhalted — afflicted with stringhalt
- sugar glider — a gliding possum, Petaurus breviceps, inhabiting open forests of New Guinea, Tasmania, and Australia.
- surfboarding — a long, narrow board on which a person stands or lies prone in surfboarding.
- swap trading — a contract in which the parties to it exchange liabilities on outstanding debts in trading
- swiss guards — a corps of Swiss mercenary soldiers, esp. those hired as Vatican bodyguards to the pope
- third-grader — a pupil in their third year of education, esp in the US and Canada
- three-gaited — noting a horse trained to walk, trot, and canter, as for pleasure riding and showing.
- tidal energy — energy obtained by harnessing tidal power
- tiger lizard — either of two lacertid lizards, Nucras intertexta and N. tessellata, of southern Africa, having a gray or brown body marked with black spots and bars.
- trading card — one of a set of small cards, as one depicting professional athletes, either sold separately or included as a premium with packages of bubblegum or the like, collected and traded, especially by children.
- trading post — a store established in an unsettled or thinly settled region by a trader or trading company to obtain furs and local products in exchange for supplies, clothing, other goods, or for cash.
- tragi-comedy — A tragi-comedy is a play or other written work that is both sad and amusing.
- training aid — a mechanical contrivance used to supplement other forms and methods of training: Motion pictures and slides were used as training aids.
- transcending — to rise above or go beyond; overpass; exceed: to transcend the limits of thought; kindness transcends courtesy.
- tree diagram — Mathematics, Linguistics. a diagram in which lines branch out from a central point or stem without forming any closed loops.
- turf dancing — a fluid style of street-dancing originating in the Bay Area of San Francisco, California
- unaffrighted — to frighten.
- unbridgeable — a structure spanning and providing passage over a river, chasm, road, or the like.
- underbearing — unassuming
- undercoating — a coat or jacket worn under another.
- underdrawing — the act of sketching a subject before painting it on the same surface
- underlapping — to extend partly under.
- undermanning — the condition of not having enough employees to function properly
- undermeaning — what is intended to be, or actually is, expressed or indicated; signification; import: the three meanings of a word.
- undersealing — the process of applying a coating of underseal to a motor vehicle
- understating — to state or represent less strongly or strikingly than the facts would bear out; set forth in restrained, moderate, or weak terms: The casualty lists understate the extent of the disaster.
- undertakings — the act of a person who undertakes any task or responsibility.
- undervaluing — to value below the real worth; put too low a value on.
- undespairing — not despairing; not giving in to despair
- undischarged — gun: not let off
- ungerminated — to begin to grow or develop.
- unglamorized — not glamorized
- unintegrated — combining or coordinating separate elements so as to provide a harmonious, interrelated whole: an integrated plot; an integrated course of study.
- unoriginated — not originated
- unvariegated — varied; diversified; diverse.