8-letter words containing d, i, s, m, o
- semibold — denoting a weight of typeface between medium and bold face
- semidome — half a dome, especially as formed by a vertical section, as over a semicircular apse.
- sesamoid — shaped like a sesame seed, as certain small nodular bones and cartilages.
- sheikdom — the land or territory under the control of a sheik.
- sismondi — Jean Charles Léonard Simonde de [zhahn sharl ley-aw-nar see-mawnd duh] /ʒɑ̃ ʃarl leɪ ɔˈnar siˈmɔ̃d də/ (Show IPA), 1773–1842, Swiss historian and economist.
- slimdown — instance of an organization cutting staff
- smidgeon — a very small amount: a smidgen of jam for your toast.
- smilodon — any of several saber-toothed cats of the extinct genus Smilodon, that ranged from California through most of South America during the Pleistocene Epoch and had upper canine teeth more than 6 inches (15 cm) long.
- sodamide — sodium amide.
- sodomise — to subject to sodomy; commit sodomy upon.
- sodomist — to subject to sodomy; commit sodomy upon.
- sodomite — an inhabitant of Sodom.
- sodomize — to subject to sodomy; commit sodomy upon.
- solidism — the belief that diseases spring from damage to solid parts of the body
- sondheim — Stephen (Joshua) born 1930, U.S. composer and lyricist.
- soredium — a group of algal cells surrounded by hyphal tissue, occurring on the surface of the thallus and functioning in vegetative reproduction.
- strijdom — Johannes Gerhardus (joˈhanəs ɡeːrˈhɑːdəs). 1893–1958, South African statesman; prime minister (1954–58)
- sympodia — an axis or stem that simulates a simple stem but is made up of the bases of a number of axes that arise successively as branches, one from another, as in the grapevine.
- thomisid — a spider of the family Thomisidae, comprising the crab spiders.
- toadyism — an obsequious flatterer; sycophant.
- unmodish — passé, unfashionable
- unwisdom — lack of wisdom; folly; rashness; recklessness: an act of unwisdom.
- wisedome — Obsolete spelling of wisdom.