6-letter words containing o, p, s, i
- ptosis — a drooping of the upper eyelid.
- putois — a brush to paint pottery
- pyosis — the formation of pus; suppuration.
- ripost — a quick, sharp return in speech or action; counterstroke: a brilliant riposte to an insult.
- scipio — Publius Cornelius Scipio Africanus Major [puhb-lee-uh s kawr-neel-yuh s,, af-ri-key-nuh s,, -kan-uh s,, -kahn-] /ˈpʌb li əs kɔrˈnil yəs,, ˌæf rɪˈkeɪ nəs,, -ˈkæn əs,, -ˈkɑn-/ (Show IPA), ("Scipio the Elder") 237–183 b.c, Roman general who defeated Hannibal.
- shippo — Japanese cloisonné-enamel work on metal or porcelain
- sinope — a natural satellite of the planet Jupiter.
- siphon — a tube or conduit bent into legs of unequal length, for use in drawing a liquid from one container into another on a lower level by placing the shorter leg into the container above and the longer leg into the one below, the liquid being forced up the shorter leg and into the longer one by the pressure of the atmosphere.
- siprol — Signal Processing Language. A DSP language.
- sophia — a female given name.
- sophie — a female given name.
- sopite — put to sleep
- spigot — a small peg or plug for stopping the vent of a cask.
- spinor — a quantity resembling a vector or tensor that is used in physics to represent the spins of fermions.
- spinto — having a lyric quality with a strong, dramatic element: a spinto soprano voice.
- spiro- — indicating breath or respiration
- spoils — to damage severely or harm (something), especially with reference to its excellence, value, usefulness, etc.: The water stain spoiled the painting. Drought spoiled the corn crop.
- spoilt — a simple past tense and past participle of spoil.
- stoiip — STOIIP is a method of estimating how much oil in a reservoir can be economically brought to the surface.
- tripos — (at Cambridge University, England) any of various final honors examinations.
- xiphos — A double-edged, single-handed sword used by the Ancient Greeks as a secondary weapon after the spear or javelin.