12-letter words containing s, p, i, r, o, n
- nyctitropism — tending to assume at or just before nightfall positions unlike those maintained during the day, as the leaves or flowers of certain plants.
- old prussian — a Baltic language extinct since the 17th century. Abbreviation: OPruss.
- omnipresence — present everywhere at the same time: the omnipresent God.
- on shipboard — on board a ship
- opera singer — a professional singer of opera
- operationism — the doctrine that the meaning of a scientific term, concept, or proposition consists of the operation or operations performed in defining or demonstrating it.
- opinionators — Plural form of opinionator.
- opportunists — Plural form of opportunist.
- oppressional — Exhibiting or relating to oppression.
- ornithopters — Plural form of ornithopter.
- ornithoscopy — divination from the observation of birds
- outcroppings — Plural form of outcropping.
- outspreading — Present participle of outspread.
- outstripping — to outdo; surpass; excel.
- overripeness — the state of being too ripe
- overshipment — an act or instance of shipping freight or cargo.
- overspending — the act or an instance of spending in excess of one's desires or what one can afford or is allocated
- palindromist — a word, line, verse, number, sentence, etc., reading the same backward as forward, as Madam, I'm Adam or Poor Dan is in a droop.
- pantisocracy — a community, social group, etc, in which all have rule and everyone is equal
- parachronism — a chronological error in which a person, event, etc., is assigned a date later than the actual one.
- parasol pine — stone pine (def 1).
- parasphenoid — a bone next to the sphenoid bone in the skull of some animals
- parkinsonian — (sometimes initial capital letter) of, related to, or resembling Parkinson's disease.
- parkinsonism — Parkinson's disease.
- paronomastic — the use of a word in different senses or the use of words similar in sound to achieve a specific effect, as humor or a dual meaning; punning.
- parsimonious — characterized by or showing parsimony; frugal or stingy.
- parting shot — a threat, insult, condemnation, sarcastic retort, or the like, uttered upon leaving.
- passionfruit — any edible fruit of a passionflower, as the maypop.
- patroclinous — inheritance in which the traits of the offspring are derived primarily from the paternal parent (opposed to matrocliny).
- patron saint — a saint regarded as the special guardian of a person, group, trade, country, etc.
- percussional — of or relating to percussion
- perforations — the holes punched that allow individual stamps, coupons, etc to be easily separated
- perfusionist — a medical technician or nurse who monitors and operates equipment that oxygenates the blood, as during open-heart surgery
- periodontics — the branch of dentistry dealing with the study and treatment of diseases of the periodontium.
- periodontist — a specialist in periodontics.
- perispomenon — (of a Greek word) bearing a circumflex accent on the last syllable
- peristeronic — of, pertaining to, or resembling pigeons
- permissioned — authorization granted to do something; formal consent: to ask permission to leave the room.
- perniciously — causing insidious harm or ruin; ruinous; injurious; hurtful: pernicious teachings; a pernicious lie.
- perquisition — an intensive and meticulous examination, pursuit, or hunt for something
- persian knot — a hand-tied knot, used in rug weaving, in which the ends of yarn looped around a warp thread appear at each of the interstices between adjacent threads and produce a compact and relatively even pile effect.
- personalised — to have marked with one's initials, name, or monogram: to personalize stationery.
- personalized — customized
- personifying — to attribute human nature or character to (an inanimate object or an abstraction), as in speech or writing.
- perspiration — a salty, watery fluid secreted by the sweat glands of the skin, especially when very warm as a result of strenuous exertion; sweat.
- pertinacious — holding tenaciously to a purpose, course of action, or opinion; resolute.
- petrobrusian — a member of a 12th-century sect in S France that rejected the Mass, infant baptism, prayers for the dead, sacerdotalism, the veneration of the cross, and the building of churches.
- petrogenesis — the branch of petrology dealing with the origin and formation of rocks.
- phenocrystic — relating to a phenocryst
- phrenologist — a psychological theory or analytical method based on the belief that certain mental faculties and character traits are indicated by the configurations of the skull.