photometry
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C2 noun /foʊˈtɑːmɪtri/

photometry

Meaning
the science of measuring visible light in terms of its perceived brightness to human eyes
Example
Photometry helps in designing efficient lighting systems.
C2 verb /ˈpɜː.fə.reɪt/

perforate

Meaning
to make a hole or holes through something
Example
The machine can perforate sheets of paper for easy tearing.
C2 adjective /ˈpeɪli/

paly

Meaning
striped with different colors, usually used in heraldry
Example
The knight’s shield was decorated with paly stripes of red and gold.
C2 noun /pɪks/

pyx

Meaning
a small container, often used in Christian liturgy to carry the consecrated host
Example
The priest placed the consecrated host into the pyx before visiting the sick.
C2 noun /priˈɛmpʃən/

preemption

Meaning
The act of taking action before someone else; the right to purchase or act before others.
Example
The company exercised preemption to acquire the land before competitors.
C2 adjective /prəˈpɪʃəs/

propitious

Meaning
giving or indicating a good chance of success; favorable
Example
The sunny weather was a propitious start to the picnic.
C2 noun /prɪˈfɜːrmənt/

preferment

Meaning
promotion or advancement in rank, position, or office
Example
He hoped for preferment in the government office.
C2 adjective /prɪˈzʌmptɪv/

presumptive

Meaning
Based on probability or assumption rather than proof.
Example
She is the presumptive nominee for the party.
C2 noun /ˌpraɪmoʊˈdʒɛnɪtʃər/

primogeniture

Meaning
The right of the firstborn child to inherit the family estate or title.
Example
Under primogeniture, the eldest son inherited the entire estate.
C2 verb /ˌpriːɪˈstæblɪʃ/

preestablish

Meaning
To establish or set up beforehand.
Example
Certain rules were preestablished before the meeting.
C2 noun ˌpɜː.tɪˈnæs.ɪ.ti

pertinacity

Meaning
Firm determination and persistence in achieving something.
Example
His pertinacity in achieving his goals was inspiring.
C2 noun /ˈprɑːflɪɡəsi/

profligacy

Meaning
reckless wastefulness or extravagance
Example
His profligacy with money led him to bankruptcy.
C2 adjective /ˈprɛfətɔːri/

prefatory

Meaning
serving as an introduction or preface
Example
He made some prefatory remarks before the lecture began.
C2 noun /ˈpɜːrvjuː/

purview

Meaning
the scope or range of authority, responsibility, or knowledge
Example
The case does not fall within the purview of this court.
C2 noun /ˈpæsɪt/

Passet

Meaning
Fresh cheese curds; cottage cheese made from curdled milk
Example
The cook prepared fresh passet by curdling warm milk with lemon juice.
C2 noun /ˈpɒm.əl/

pommel

Meaning
the rounded knob on the handle of a sword or saddle
Example
He gripped the sword firmly by the pommel.
C2 verb /ˈprɒsəˌlaɪtaɪz/

proselytize

Meaning
To try to persuade someone to convert to a different belief or religion.
Example
They tried to proselytize the villagers with their new ideas.
C2 noun/adjective /prɪˈsɪpɪtənt/

precipitant

Meaning
As a noun: a substance that causes a substance to be deposited from a solution; as an adjective: acting hastily or impulsively.
Example
The chemist added a precipitant to the solution to observe the reaction.
C2 noun /ˌfɪziˈɒnəmi/

physiognomy

Meaning
the study of facial features to judge character or personality
Example
He believed in physiognomy and tried to read people's personalities from their faces.
C2 verb /fɪˈlændər/

philander

Meaning
to engage in casual or frivolous romantic or sexual relationships
Example
He was known to philander with many women in town.
C2 noun /ˌpɜːrspɪˈkjuːəti/

perspicuity

Meaning
Clarity and ease in speech or writing; the quality of being clearly expressed.
Example
The perspicuity of his lecture made it easy for students to understand complex topics.
C2 noun /ˈpɔːrtɛnt/

portent

Meaning
A sign or warning that something, especially something momentous or calamitous, is likely to happen.
Example
The sudden drop in stock prices was seen as a portent of economic trouble.
C2 noun /ˈpɒtˌbɔɪlə/

potboiler

Meaning
a book, play, or film produced quickly to make money rather than for artistic value
Example
The novel was dismissed by critics as a mere potboiler.
C2 adjective /pɪˈskætɔːrɪəl/

piscatorial

Meaning
relating to fishing or fishermen
Example
He has a deep knowledge of piscatorial techniques and fish species.
C2 noun /ˈpætwɑː/

patois

Meaning
a regional or social dialect, especially one considered nonstandard or informal
Example
The guide slipped into local patois when chatting with the fishermen.
C2 noun /prəˈpɪŋkwɪti/

propinquity

Meaning
the state of being close to someone or something; proximity
Example
The propinquity of their houses made them close friends.
C2 noun /ˈpɒliˌkreɪsi/

polycracy

Meaning
rule by many; government by multiple authorities
Example
The nation experienced a polycracy after decentralization reforms.
C2 verb /ˈpʌkər/

pucker

Meaning
to tighten or contract into small folds or wrinkles
Example
She puckered her lips before kissing the child.
C2 adjective /ˈpʌkɪʃ/

puckish

Meaning
playfully mischievous
Example
The child gave a puckish grin before hiding the toy.
C2 verb /ˈpɛtɪˌfɒɡ/

pettifog

Meaning
to argue or quibble over trivial matters; to engage in petty, dishonest practices
Example
The lawyer was accused of trying to pettifog instead of addressing the real issue.
C2 noun /ˈplɛdʒɔːr/

pledgeor

Meaning
a person who gives or offers a pledge or security
Example
The bank accepted the jewelry from the pledgeor as collateral for the loan.
C2 noun /ˌpɛrəɡrɪˈneɪʃən/

peregrination

Meaning
A long journey or wandering, especially on foot.
Example
Their peregrination across Asia lasted two years.
C2 noun /ˌprɪnsɪˈpæləti/

principality

Meaning
a state ruled by a prince
Example
Monaco is a famous principality in Europe.
C2 noun /prɪˈhɛnʃən/

prehension

Meaning
the act of grasping or seizing; the ability to take hold of something
Example
Therapists assessed the patient's prehension during hand therapy.
C2 noun /ˈpɜːrljuː/

purlieu

Meaning
The area near or surrounding a place; an outlying or neighboring district.
Example
They spent the afternoon exploring the purlieus of the ancient city.
C2 noun /ˌpɛkəˈdɪloʊ/

peccadillo

Meaning
a small or minor fault or sin
Example
Forgetting to call was just a small peccadillo, not a serious mistake.
C2 noun /ˌpɜːrtərˈbeɪʃn/

perturbation

Meaning
A state of anxiety, disturbance, or disorder.
Example
The announcement caused a perturbation in the financial markets.
C2 adjective /pərˈsɪpiənt/

percipient

Meaning
Having good understanding or insight; able to perceive things clearly.
Example
As a percipient critic, she recognized the deeper meaning of the play.
C2 adverb /pəˈfɔːs/

perforce

Meaning
by necessity; inevitably
Example
He had to perforce accept the decision.
C2 noun /ˈpɑːdreɪ/

padre

Meaning
A title for a priest, especially in the Roman Catholic Church; also used informally for 'father'.
Example
The soldiers attended mass led by the padre.
C2 adjective /ˌpɛrɪpəˈtɛtɪk/

peripatetic

Meaning
Traveling from place to place, especially for work or based on lifestyle.
Example
He led a peripatetic life as a traveling teacher.
C2 adjective /ˈplændʒənt/

plangent

Meaning
having a loud, mournful sound; resonant
Example
The plangent toll of the church bell echoed through the village.
C2 noun /ˈprɛlət/

prelate

Meaning
A high-ranking member of the clergy, especially a bishop or abbot.
Example
The prelate delivered a sermon to the congregation.
C2 noun /pɪˈnɒlədʒi/

penology

Meaning
The study of prison management and criminal rehabilitation.
Example
He decided to specialize in penology to help improve the prison system.
C2 adjective /ˈpɛndjʊləs/

pendulous

Meaning
hanging down loosely; drooping
Example
The pendulous fruit weighed down the branch.
C2 noun /ˈpɛdəˌɡɒɡ/

pedagogue

Meaning
a teacher, especially a strict or formal one
Example
The old pedagogue insisted on discipline in the classroom.
C2 adjective /ˌpɑːrsɪˈmoʊniəs/

parsimonious

Meaning
unwilling to spend money or use resources; stingy
Example
The company was too parsimonious to invest in better equipment.
C2 verb /ˈproʊtjuːbəreɪt/

protuberate

Meaning
To swell out or bulge.
Example
The roots began to protuberate from the ground.
C2 noun /priːˈɛmɪnəns/

preeminence

Meaning
The fact of surpassing all others; superiority.
Example
The university has gained preeminence in medical research.
C2 noun /ˈpɜːrsənɪdʒ/

personage

Meaning
an important or famous person
Example
He is considered a great personage in the world of literature.
C2 adjective /pəˈlɛmɪkəl/

polemical

Meaning
relating to or involving strongly critical or controversial writing or speech
Example
She wrote a polemical article challenging traditional beliefs.
C2 adjective /pɔːrˈtɛntəs/

portentous

Meaning
Giving a sign or warning that something, often bad or serious, is going to happen; or overly solemn and pompous.
Example
His portentous tone made everyone nervous about the news.
C2 noun /proʊˈbɑːsɪs/

proboscis

Meaning
The long, flexible nose of some animals, especially an elephant, or a tubular feeding and sucking organ in insects.
Example
The elephant used its proboscis to grab food.
C2 noun, verb /ˈpɑːrli/

parley

Meaning
a discussion between opposing sides, especially to negotiate terms
Example
The generals met to parley over the terms of surrender.
C2 noun /ˌpæl.ənˈkiːn/

Palanquin

Meaning
a covered chair or bed carried on poles by bearers
Example
The bride was carried to the wedding ceremony in an ornate palanquin.
C2 adjective /pʌŋkˈtɪliəs/

punctilious

Meaning
Showing great attention to detail or correct behavior.
Example
She was punctilious in her attention to etiquette.
C2 noun /pəˈtruːn/

poltroon

Meaning
a cowardly person
Example
He acted like a poltroon during the crisis.
C2 adjective /prəˈtuːbərənt/

protuberant

Meaning
Sticking out or bulging.
Example
His protuberant belly showed after the meal.
C2 adjective /ˌpɜːrtɪˈneɪʃəs/

pertinacious

Meaning
holding firmly to an opinion, purpose, or course of action; stubbornly persistent
Example
The pertinacious lawyer refused to give up the case.
C2 adjective /ˈpʌdʒi/

pudgy

Meaning
slightly fat or chubby in a way that is often cute
Example
The baby had pudgy cheeks that everyone adored.
C2 adjective /ˌpəʊstˈprændɪəl/

postprandial

Meaning
Occurring after a meal.
Example
He went for a postprandial walk after dinner.
C2 noun /ˈpɛdənt/

pedant

Meaning
A person who is excessively concerned with minor details or rules, often in a showy way.
Example
The professor was criticized as a pedant who focused too much on trivial details.
C2 adjective /ˈprɒɡnəθəs/

prognathous

Meaning
Having jaws that project forward beyond the rest of the face.
Example
The fossil displayed a distinctly prognathous skull structure.
C2 noun /ˈfaɪəl/

phial

Meaning
a small glass container for liquids, especially medicines
Example
The doctor gave her a phial of medicine.
C2 adjective /ˌpriːpəˈzɛsɪŋ/

prepossessing

Meaning
Attractive or appealing in appearance or manner.
Example
She had a prepossessing smile that charmed everyone.
C2 noun /ˈplɛbɪsaɪt/

plebiscite

Meaning
a direct vote by the electorate on an important public question
Example
The government held a plebiscite to decide on the new constitution.
C2 noun /prɪˈpɒndərəns/

preponderance

Meaning
The quality or fact of being greater in number, quantity, or importance.
Example
There was a preponderance of evidence against the defendant.
C2 noun /ˈprɒm.ən.tɔːr.i/

promontory

Meaning
A high point of land or rock projecting into a body of water.
Example
The lighthouse stood on a promontory overlooking the sea.
C2 noun /ˈpær.əkˌsɪz.əm/

paroxysm

Meaning
A sudden, violent outburst of emotion or activity.
Example
She was seized by a paroxysm of laughter.
C2 noun /pʌntʃ ˈfoʊrən/

Panch Phoron

Meaning
a Bengali spice blend containing five whole spices: cumin, fennel, fenugreek, nigella, and mustard seeds
Example
The aroma filled the kitchen when she heated panch phoron in oil.
C2 verb /ˈpɛrəɡrɪˌneɪt/

peregrinate

Meaning
To travel or wander from place to place.
Example
He loved to peregrinate across the countryside during summer.
C2 verb /ˈpɒntɪfɪkeɪt/

pontificate

Meaning
to speak or act in a pompous or dogmatic way; to officiate as a pontiff
Example
He pontificated on the importance of education for over an hour.
C2 noun /ˈpælɪˌnoʊd/

palinode

Meaning
a poem or statement in which the writer retracts something said in an earlier work
Example
The poet wrote a palinode to apologize for his earlier harsh words.
C2 noun /ˈpɑr.bəl/

Parbal

Meaning
A green vegetable also known as pointed gourd, commonly used in South Asian cuisine
Example
Mother prepared parbal curry with fish.
C2 noun ˌpɜː.pɪˈtʃuː.ɪ.ti

perpetuity

Meaning
Permanence, eternity, continuity.
Example
The contract ensures payments in perpetuity.
C2 verb /pərˈveɪ/

purvey

Meaning
to supply or provide goods, services, or information, often as a business
Example
The company purveys organic food to health-conscious customers.
C2 noun /ˈprɒvəndər/

provender

Meaning
food or provisions, especially for livestock
Example
The barn was filled with provender for the cattle.
C2 noun /ˈpeɪpəsi/

papacy

Meaning
The office or authority of the Pope in the Roman Catholic Church.
Example
The papacy played a significant role in medieval European politics.
C2 adjective /ˈprɛʃənt/ or /ˈpriːʃənt/

prescient

Meaning
having or showing knowledge of events before they take place
Example
The prescient investor sold his shares just before the market crashed.
C2 noun /ˈplænɪsfɪr/

planisphere

Meaning
a rotating star chart used to display the visible stars for any time and date
Example
The astronomer used a planisphere to identify the constellations.
C2 noun /ˌpriːdɪˈlɛkʃən/

predilection

Meaning
A strong liking or preference for something.
Example
She has a predilection for classical music.
C2 noun /ˈpriːsɛpt/

precept

Meaning
A general rule intended to regulate behavior or thought.
Example
Honesty is a fundamental precept in all religions.
C2 adjective /ˈpɛstɪlənt/

pestilent

Meaning
Causing or tending to cause death or destruction; harmful or pernicious.
Example
The pestilent atmosphere of the swamp made people sick.
C2 noun /ˈfɪl.ɪ.staɪn/

philistine

Meaning
a person who is indifferent or hostile to culture and the arts
Example
He was criticized as a philistine for dismissing modern art.
C2 noun /ˌpænəˈdʒɪrɪk/

panegyric

Meaning
a formal speech or piece of writing in praise of someone or something
Example
The author wrote a panegyric on the bravery of the soldiers.
C2 verb /prəˈroʊɡ/

prorogue

Meaning
to discontinue a session of a parliament or assembly without dissolving it
Example
The president decided to prorogue parliament until the crisis was resolved.
C2 noun ˈfaɪ.təʊˌnjuː.tri.ənts

phytonutrients

Meaning
Bioactive compounds found in plants that have health benefits beyond basic nutrition.
Example
Green tea contains powerful phytonutrients.
C2 adjective /prɪˈsɛnʃənt/

presentient

Meaning
Having a feeling or sense of something about to happen; predictive.
Example
She was presentient of the coming disaster.
C2 noun, verb /ˌpæm.fləˈtɪər/

pamphleteer

Meaning
a person who writes or distributes pamphlets, often to promote a political or social cause
Example
In the 18th century, many pamphleteers influenced public opinion.
C2 adjective /ˈpɜːˌblaɪnd/

purblind

Meaning
Having impaired or defective vision; lacking insight or understanding.
Example
The purblind approach to the problem led to many mistakes.
C2 noun prɒkˈsiː.mɪks

proxemics

Meaning
The study of how people use space and distance to indicate relationships
Example
Understanding proxemics helps in improving interpersonal communication.
C2 noun /ˌpærəˈnɔɪæk/

paranoiac

Meaning
A person who suffers from paranoia or exhibits extreme, irrational distrust and suspicion.
Example
The paranoiac refused to leave his house, fearing everyone was against him.
C2 adjective /pəˈlædʒ.ɪk/

pelagic

Meaning
Relating to the open sea or ocean water column, away from the shore.
Example
Pelagic fish like tuna are found far from the coast.
C2 noun /ˈpɛnjʊri/

penury

Meaning
extreme poverty or destitution
Example
He grew up in penury but became successful later in life.
C2 adjective /ˌpɛstɪˈlɛnʃəl/

pestilential

Meaning
Relating to or causing pestilence; very harmful, troublesome, or dangerous.
Example
The pestilential smell of the garbage filled the street.
C2 noun /ˈplɔːdɪt/

plaudit

Meaning
an expression of praise or approval
Example
The actor received plaudit for his outstanding performance.
C2 adjective /pərˈspɪkjuəs/

perspicuous

Meaning
Clearly expressed and easily understood; lucid.
Example
The teacher gave a perspicuous explanation of the theory.
C2 verb /ˈpɔːltər/

palter

Meaning
to act insincerely or deceitfully; to equivocate or lie
Example
He paltered when asked about his involvement in the deal.
C2 noun /ˈpɒsi/

posse

Meaning
A group of people, often friends or a group organized to support or enforce the law.
Example
He arrived at the party with his posse of friends.
C2 noun /pæˈstiːʃ/

pastiche

Meaning
a work of art, literature, or music that imitates the style of another artist, period, or genre
Example
The film was a clever pastiche of 1950s detective movies.
C2 noun /ˌfɑːrməkəˈpiːə/

pharmacopoeia

Meaning
An official book listing medicinal drugs, their effects, and directions for use.
Example
The doctor referred to the pharmacopoeia to check the drug's proper dosage.
C2 noun ˈpær.ə.ɡən

paragon

Meaning
A person or thing regarded as a perfect example of a particular quality; a model of excellence.
Example
Neom is a paragon of sustainable urban design.
C2 noun /prəˈfjuːʒən/

profusion

Meaning
an abundance or large quantity of something
Example
Spring brought a profusion of wildflowers to the valley.
C2 adjective /ˈpɑːmi/

palmy

Meaning
prosperous, flourishing, or relating to palm trees
Example
He often reminisced about the palmy days of his youth.
C2 noun /ˌfɪziˈɑːɡrəfi/

physiography

Meaning
the study of the physical features of the earth's surface
Example
He specialized in physiography to understand the landscape of the region.
C2 noun /ˌpoʊpʊˈriː/

potpourri

Meaning
a mixture of dried flowers and spices kept in a bowl to perfume a room; a miscellaneous collection
Example
The living room was filled with the scent of potpourri.
C2 verb /ˌpriːɪɡˈzɪst/

preexist

Meaning
to exist beforehand or before something else
Example
These customs preexist the arrival of modern technology.
C2 noun /ˈfeɪlæŋks/

phalanx

Meaning
A group of people or things arranged in a compact, close formation; also an ancient Greek military formation.
Example
A phalanx of reporters waited outside the courthouse.
C2 noun /ˌfəʊ.təʊ.sen.sɪˈtɪv.ɪ.ti/

photosensitivity

Meaning
Sensitivity to light, especially abnormal sensitivity that may cause discomfort or damage.
Example
Overrubbing can increase photosensitivity.
C2 noun /ˌfaɪ.təʊˈkem.ɪ.kəlz/

phytochemicals

Meaning
Natural chemical compounds produced by plants that provide health benefits beyond basic nutrition, often having antioxidant properties.
Example
Phytochemicals in green tea help reduce inflammation.
C2 adjective /flɛgˈmæt.ɪk/

phlegmatic

Meaning
having an unemotional and stolidly calm disposition
Example
Despite the chaos, he remained phlegmatic and composed.
C2 noun /pərˈdɪʃən/

perdition

Meaning
A state of eternal spiritual ruin, often referring to hell or damnation.
Example
The preacher warned that greed would lead to perdition.
C2 adjective /ˌpriːtərˈnætʃərəl/

preternatural

Meaning
Beyond what is normal or natural; extraordinary or supernatural.
Example
She had a preternatural ability to remain calm in any crisis.
C2 adjective /pjuːˈtrɛsənt/

putrescent

Meaning
undergoing the process of decay; rotting
Example
The putrescent odor made everyone leave the room.
C2 verb /ˈprɛsɪdʒ/

presage

Meaning
to be a sign or warning that something will happen; to foreshadow
Example
Dark clouds presage a storm.
C2 noun /pɜːr bɔɪld raɪs/

Per boiled rice

Meaning
Rice that has been partially boiled in the husk before milling; parboiled rice
Example
Per boiled rice retains more nutrients than regular white rice.
C2 noun /ˈpoʊ.ə.si/

poesy

Meaning
poetry; the art or composition of poems
Example
The anthology was filled with romantic poesy.
C2 noun /ˈprɪvɪti/

privity

Meaning
A close, private, or special relationship; in law, the direct connection between parties to a contract.
Example
There was no privity of contract between the supplier and the customer.
C2 noun /ˌfɪzɪˈɑːkrəsi/

physiocracy

Meaning
an economic theory that land and its natural products are the source of wealth
Example
Physiocracy emphasized the importance of agriculture in national wealth.
C2 adjective /ˌpɪkəˈrɛsk/

picaresque

Meaning
relating to a style of fiction depicting the adventures of a roguish hero
Example
The novel is a picaresque tale of a clever vagabond.
C2 noun /ˈpɪnjən/

pinion

Meaning
a small gear or the outer part of a bird's wing; to restrain or immobilize
Example
The bird's pinion was injured, preventing it from flying.