15-letter words containing s, e, r, p, a, i
- superindividual — greater than the individual
- superior planet — any of the five planets whose orbits are outside the orbit of the earth, namely, the planets Mars, Jupiter, Saturn, Uranus, and Neptune.
- supernaturalism — supernatural character or agency.
- supernaturalist — supernatural character or agency.
- supernaturality — the quality or state of being supernatural; supernaturalism.
- supernaturalize — to make supernatural; give supernatural character or qualities to.
- superordination — Logic. the relation between a universal proposition and a particular proposition of the same quality containing the same terms in the same order.
- superparasitism — the parasitic deposit of eggs on a host already parasitized by a different member of the same species
- superpatriotism — the quality of being superpatriotic
- superplasticity — the phenomenon, exhibited by certain metals and alloys usually at high temperatures, of stretching to extreme lengths without breaking
- superspecialist — a highly skilled specialist
- surface-ripened — (of cheese) ripened on the surface by molds or other microorganisms.
- sympathy strike — a strike by a body of workers, not because of grievances against their own employer, but by way of endorsing and aiding another group of workers who are on strike or have been locked out.
- tetrasporangium — a sporangium containing four asexual spores.
- the disappeared — people who have been arrested secretly or abuducted and presumably imprisoned or killed
- the paralympics — a sporting event, modelled on the Olympic Games, held solely for disabled competitors
- tiglath-pileser — died 727 b.c, king of Assyria 745–727.
- trainspotterish — obsessed with trivial details, esp of a subject generally considered uninteresting
- trapdoor spider — any of various, often large, spiders (esp. family Ctenizidae) that dig a burrow and cover the entrance with a hinged lid like a trapdoor
- treaty of paris — a treaty of 1763 signed by Britain, France, and Spain that ended their involvement in the Seven Years' War
- tricuspid valve — the valve, consisting of three triangular flaps of tissue between the right auricle and ventricle of the heart, that keeps blood from flowing back into the auricle.
- ultramicroscope — an instrument that uses scattering phenomena to detect the position of objects too small to be seen by an ordinary microscope.
- unapprehensible — not able to be understood or comprehended
- uncompromisable — that cannot or should not be compromised
- university park — a city in N Texas.
- unpractisedness — the quality or state of being unpractised
- unprotestantize — to make something (e.g. a church, country, etc) a religion other than Protestant
- unsportsmanlike — a man who engages in sports, especially in some open-air sport, as hunting, fishing, racing, etc.
- upper east side — a section of the East Side of New York City, conventionally between 57th Street and 96th Street, known for its affluence.
- upper peninsula — a peninsula in the northern US between Lakes Superior and Michigan, constituting the N part of the state of Michigan
- vernier compass — a compass on a transit (vernier transit) having a vernier for adjusting magnetic bearings to read as true bearings.
- vindhya pradesh — a former state in central India: now part of Madhya Pradesh.
- wallpaper music — music that is pleasant but not interesting, so people do not pay much attention to it
- weapons carrier — a light truck for transporting weapons or munitions in the field.
- whippersnappers — Plural form of whippersnapper.
- white supremacy — the belief, theory, or doctrine that white people are inherently superior to people from all other racial groups, especially black people, and are therefore rightfully the dominant group in any society.
- winter purslane — a plant, Montia perfoliata, native to western North America, of the purslane family, having edible, egg-shaped leaves and clusters of small, white flowers.
- yorke peninsula — a peninsula in S Australia between Spencer Gulf and the Gulf of St. Vincent. 160 miles (257 km) long and 20–35 miles (32–56 km) wide.