10-letter words containing m, a, s, p, r, o
- paronymous — containing the same root or stem, as the words wise and wisdom.
- paroxysmal — any sudden, violent outburst; a fit of violent action or emotion: paroxysms of rage.
- paroxysmic — any sudden, violent outburst; a fit of violent action or emotion: paroxysms of rage.
- patriotism — devoted love, support, and defense of one's country; national loyalty.
- permafrost — (in arctic or subarctic regions) perennially frozen subsoil.
- polymerase — any of several enzymes that catalyze the formation of a long-chain molecule by linking smaller molecular units, as nucleotides with nucleic acids.
- postmarked — an official mark stamped on letters and other mail, serving as a cancellation of the postage stamp and indicating the place, date, and sometimes time of sending or receipt.
- postmaster — the official in charge of a post office.
- postmortal — subject to death; having a transitory life: all mortal creatures.
- postpartum — of or noting the period of time following childbirth; after delivery.
- presswoman — a female reporter
- prismatoid — a polyhedron having its vertices lying on two parallel planes.
- prosaicism — prosaic character or style.
- proseminar — a course conducted in the manner of a seminar for graduate students but often open to advanced undergraduates.
- prostatism — symptoms of prostate disorder, especially obstructed urination, arising from benign enlargement or chronic disease of the prostate gland.
- proteanism — readily assuming different forms or characters; extremely variable.
- protoplasm — Biology. (no longer in technical use) the colloidal and liquid substance of which cells are formed, excluding horny, chitinous, and other structural material; the cytoplasm and nucleus.
- psammosere — a sere originating on sand or sandy soil.
- psychogram — a message believed to be written by a spirit or authored by psychical means
- rampageous — violent; unruly; boisterous.
- roma gypsy — a member of a people scattered throughout Europe and North America, who maintain a nomadic way of life in industrialized societies
- sarcoplasm — the cytoplasm of a striated muscle fiber.
- semaphoric — an apparatus for conveying information by means of visual signals, as a light whose position may be changed.
- smartphone — a device that combines a cell phone with a handheld computer, typically offering Internet access, data storage, email capability, etc.
- spare room — guest bedroom
- spermatoid — resembling sperm.
- sphenogram — a cuneiform character.
- sporangium — the case or sac in which spores are produced.
- sporoplasm — the protoplasm within a spore that is injected into a host cell by various parasitic organisms.
- stop-frame — Also called stop frame. the process of filming puppets and other objects one frame at a time while incrementally moving or modifying them, giving the illusion of lifelike motion when the captured film frames are viewed in rapid sequence (often used attributively): stop-motion animation; a stop-motion film.
- subprogram — procedure (def 4b).
- supermacho — extremely macho
- superwoman — a woman of extraordinary or superhuman powers.
- swamp rose — a shrub, Rosa palustris, of eastern North America, having pink flowers nearly 2 inches (5 cm) wide.
- team sport — a sport in which teams play against each other