6-letter words that end in is
- orexis — the affective and conative character of mental activity as contrasted with its cognitive aspect; the appetitive aspect of an act.
- oribis — Plural form of oribi.
- osiris — the king and judge of the dead, the husband and brother of Isis, and father (or brother) of Horus, killed by Set but later resurrected (after Horus killed Set): usually depicted as a man, partly wrapped as a mummy, having a beard and wearing the atef-crown.
- otitis — inflammation of the ear.
- oxalis — any plant of the genus Oxalis, comprising the wood sorrels.
- palais — French. a palace, especially a French government or municipal building.
- parnis — Mollie (Mollie Parnis Livingston) 1905–1992, U.S. fashion designer.
- partis — (in prescriptions) of a part.
- parvis — a vacant enclosed area in front of a church.
- pastis — a yellowish, anise-based liqueur originally made in Marseilles and similar to absinthe but containing no wormwood.
- patois — a regional form of a language, especially of French, differing from the standard, literary form of the language.
- pelvis — the basinlike cavity in the lower part of the trunk of many vertebrates, formed in humans by the innominate bones, sacrum, etc.
- pennis — an aluminum coin of Finland until the euro was adopted, the 100th part of a markka.
- perlis — a state in Malaysia, on the SW Malay Peninsula. 310 sq. mi. (803 sq. km). Capital: Kangar.
- persis — an ancient region of SW Iran: homeland of the Achaemenid dynasty
- phasis — a manner, stage, or aspect of being; phase.
- phocis — an ancient district in central Greece, N of the Gulf of Corinth: site of Delphic oracle.
- physis — the principle of growth or change in nature.
- pieris — any plant of a genus, Pieris, of American and Asiatic shrubs, esp P. formosa forrestii, grown for the bright red colour of its young foliage: family Ericaceae
- poleis — an ancient Greek city-state.
- praxis — practice, as distinguished from theory; application or use, as of knowledge or skills.
- precis — a concise summary.
- ptosis — a drooping of the upper eyelid.
- ptyxis — the folding of each individual leaf in a bud
- puppis — a constellation in the S hemisphere lying between Vela and Canis Major, a section of which is crossed by the Milky Way
- putois — a brush to paint pottery
- pyosis — the formation of pus; suppuration.
- rabbis — Plural form of rabbi.
- rachis — Botany. the axis of an inflorescence when somewhat elongated, as in a raceme. (in a pinnately compound leaf or frond) the prolongation of the petiole along which the leaflets are disposed. any of various axial structures.
- rhexis — rupture, as of a blood vessel, organ, or cell.
- salmis — salmi.
- sardis — an ancient city in W Asia Minor: the capital of ancient Lydia.
- sepsis — local or generalized invasion of the body by pathogenic microorganisms or their toxins: dental sepsis; wound sepsis.
- sothis — the name for the star Sirius, the Dog Star, given by the ancient Egyptians.
- stasis — the state of equilibrium or inactivity caused by opposing equal forces.
- syrtis — an area of quicksand
- tallis — Thomas, c1505–85, English organist and composer, especially of church music.
- tennis — a game played on a rectangular court by two players or two pairs of players equipped with rackets, in which a ball is driven back and forth over a low net that divides the court in half.
- tenuis — an unaspirated, voiceless plosive.
- testis — the male gonad or reproductive gland, either of two oval glands located in the scrotum.
- themis — a goddess of order and justice
- thesis — a proposition stated or put forward for consideration, especially one to be discussed and proved or to be maintained against objections: He vigorously defended his thesis on the causes of war.
- thetis — a Nereid, the wife of Peleus and the mother of Achilles.
- tiflis — former name of Tbilisi.
- tigris — a river in SW Asia, flowing SE from SE Turkey through Iraq, joining the Euphrates to form the Shatt-al-Arab. 1150 miles (1850 km) long.
- tmesis — the interpolation of one or more words between the parts of a compound word, as be thou ware for beware.
- tochis — tokus.
- travis — William Barret, 1809–36, U.S. soldier: commander during the battle of the Alamo.
- tsoris — trouble, distress, woe, misery, etc.
- tsuris — trouble; woe.