10-letter words containing o, p, e, r, a, s
- cooperates — Third-person singular simple present indicative form of cooperate.
- copartners — Plural form of copartner.
- corporates — Plural form of corporate.
- coryphaeus — (in ancient Greek drama) the leader of the chorus
- cospectral — (mathematics) isospectral.
- dampcourse — a horizontal layer of impervious material in a brick wall, fairly close to the ground, to stop moisture rising
- davenports — Plural form of davenport.
- depositary — a person or group to whom something is entrusted for safety or preservation
- desperados — Plural form of desperado.
- diaphorase — a flavoprotein enzyme operating in mitochondria, acting as a catalyst in the process of dye reduction or oxidation
- disapprove — to think (something) wrong or reprehensible; censure or condemn in opinion.
- doorplates — Plural form of doorplate.
- drupaceous — resembling or relating to a drupe; consisting of drupes.
- e-passport — a passport with an embedded microchip carrying information about the holder
- eavesdrops — Plural form of eavesdrop.
- emplastron — a plaster containing a balm or medication
- epistolary — Relating to or denoting the writing of letters or literary works in the form of letters.
- euphorbias — Plural form of euphorbia.
- evaporates — Turn from liquid into vapor.
- evaporites — Plural form of evaporite.
- fetiparous — (of a marsupial) bearing young before they are fully developed.
- flagperson — A gender-neutral term for someone who uses a flag, especially as a form of signalling.
- forepassed — already in the past; bygone.
- gasteropod — Gastropod.
- godparents — Plural form of godparent.
- grapelouse — an insect that attacks grape vines
- grapestone — the seed of a grape.
- green soap — a soap made chiefly from potassium hydroxide and linseed oil, used in treating some skin diseases.
- groupmates — Plural form of groupmate.
- hammerkops — Plural form of hammerkop.
- holophrase — a word functioning as a phrase or sentence, as the imperative Go!
- home scrap — scrap steel reprocessed in the steel mill in which it was produced.
- hospitaler — a member of the religious and military order (Knights Hospitalers or Knights of St. John of Jerusalem) originating about the time of the first Crusade (1096–99) and taking its name from a hospital at Jerusalem.
- hydrospace — the regions beneath the surface of the oceans and seas.
- hyperbolas — Plural form of hyperbola.
- hyperchaos — (mathematics) A form of chaotic behaviour with at least two positive Lyapunov exponents.
- hyperosmia — an abnormally acute sense of smell.
- ideographs — an ideogram.
- imperators — Plural form of imperator.
- impersonal — not personal; without reference or connection to a particular person: an impersonal remark.
- impresario — a person who organizes or manages public entertainments, especially operas, ballets, or concerts.
- infraposed — placed beneath
- interposal — (dated) interposure.
- jazzperson — A jazz musician.
- jeopardies — Plural form of jeopardy.
- jeopardise — to put in jeopardy; hazard; risk; imperil: He jeopardized his life every time he dived from the tower.
- jeopardous — perilous; dangerous; hazardous; risky.
- karyotypes — Plural form of karyotype.
- kiloparsec — a unit of distance, equal to 1000 parsecs. Abbreviation: kpc.
- la perouse — Jean François de Galaup [zhahn frahn-swa duh ga-loh] /ʒɑ̃ frɑ̃ˈswa də gaˈloʊ/ (Show IPA), 1741–88, French naval officer and explorer.