9-letter words containing s, p, i, r, o
- slipcover — a cover of cloth or other material for a piece of furniture, as an upholstered chair or sofa, made so as to be easily removable.
- sloop rig — gaff-topsail catfish.
- soleprint — a print of the sole of a foot: often used in hospitals for identifying infants.
- sophister — a specious, unsound, or fallacious reasoner.
- sophistry — a subtle, tricky, superficially plausible, but generally fallacious method of reasoning.
- soporific — causing or tending to cause sleep.
- sopranino — a musical instrument, as a saxophone or recorder, that is a pitch higher than the soprano instrument of its class.
- sperm oil — a yellow, thin, water-insoluble liquid obtained from the sperm whale, used chiefly as a lubricant in light machinery, as watches, clocks, and scientific apparatus.
- spillover — the act of spilling over.
- spiniform — like a thorn or spine
- spinproof — (of an airplane) designed so as to be highly resistant to a tailspin.
- spiration — the act of breathing
- spiritoso — spirited; lively (used as a musical direction).
- spiritous — of the nature of spirit; immaterial, ethereal, or refined.
- spirogram — a record made by a spirograph
- spirogyra — a widely distributed filamentous freshwater green alga of the genus Spirogyra.
- spoil for — If you are spoiling for a fight, you are very eager for it to happen.
- spoliator — a plunderer
- sporangia — the case or sac in which spores are produced.
- sporeling — Botany, Mycology. the young individual developed from a spore.
- sporicide — a substance or preparation for killing spores.
- sporidesm — a multicellular group of spores
- sporidial — relating or belonging to one or more sporidia
- sporidium — a small spore produced on the basidia or promycelia of fungi, etc
- springbok — a gazelle, Antidorcas marsupialis, of southern Africa, noted for its habit of springing into the air when alarmed.
- store pig — a pig that has not yet been weaned and weighs less than 40 kg
- storeship — a government-owned ship that carries supplies to a naval fleet
- storm pit — a storm cellar.
- strap-oil — a beating
- strip off — remove clothes
- strip out — to remove the working parts of (a machine)
- strophoid — a plane curve generated by the loci of points p and pprime; on a straight line that intersects the y-axis at a point n and the minus x-axis at a fixed point q, such that pn = npprime; = on, as on changes, where o is the origin. Equation: y 2 = x 2 (x + a)/(a − x).
- subperiod — a subdivision of a time period
- supercoil — superhelix.
- supinator — a muscle used in supination.
- temporise — to be indecisive or evasive to gain time or delay acting.
- top-sider — a casual shoe, often made of canvas, having a nonskid rubber sole
- troopship — a ship for the conveyance of military troops; transport.
- tutorship — a person employed to instruct another in some branch or branches of learning, especially a private instructor.
- uniparous — Zoology. producing only one egg or offspring at a time.
- vaporings — instances of boasting
- whipworms — Plural form of whipworm.
- worshiped — reverent honor and homage paid to God or a sacred personage, or to any object regarded as sacred.
- worshiper — reverent honor and homage paid to God or a sacred personage, or to any object regarded as sacred.
- wristdrop — paralysis of the extensor muscles of the hand causing it to droop, due to injuries or some poisons, as lead or arsenic.
- zooperist — a person who practises zoopery
- zoosporic — Having or pertaining to zoospores.