Root Words

101.) Osteo: – Bone

Osteoarthritis: – inflammation caused by degeneration of the joints

Osteopathy: – therapy that uses among others manipulation of the skeleton to restore health

Osteology: – the study of bones

102.) Out: – Goes beyond, surpasses, exceeds

Outgoing: – being of lively, sharing nature

Outdoing: – doing better than

Outdoor: – outside

103.) Over: – Excessive

Overconfident: – more confident than is appropriate

Overstock: – more supplies than is desirable

Overexcited: – more excited than one should be

104.) Oxy: – Sharp

Oxymoron: – combining two ideas that sharply contradict other

Oxidize: – corrode a surface

105.) Pale/o: – Ancient

Palaeontology: – study of ancient fossils

Palaeography: – the study of ancient forms of writing

Palaeolithic: – period of the Stone Age


106.) Pan: – All, any, everyone

Panacea: – a cure for all diseases or problems

Panorama: – an all- around view

Pantheism: – the worship of all gods

Pandemic: – affecting all

107.) Para: – Besides, beyond, abnormal, assistant

Parasite: – an organism that lives on and off another living being

Parallel: – alongside and always an equal distance apart

Paragraph: – a portion of a written document that presents a distinct idea

108.) Para: – Protection from

Parachute: – protection from failing

Parasol: – an umbrella used to protect from the sun

109.) Pater/patri: – Father

Paternal: – related to father

Paternity: – Fatherhood

Patriarchy: – a system (a family/society) which is run by the male head (father) of the family

Patriot: – one who love his nation (the word actually originated from Germany where they call their nation as fatherland instead of motherland as in our country)

Compatriot: – people who belong to the same nation & live together

Expatriate: – people who share the same origin but are currently living in some other nation


110.) Path: – Feeling, emotion

Antipathy: – a feeling of great dislike

Apathy: – a lack of feeling or interest

Empathy: – ability to understand another’s feelings

111.) Pel: – Drive, force

Compel: – to force someone to act

Expel: – to drive someone out of a place

Repel: – to force back

112.) Per: – Through, throughout

Permanent: – lasting throughout all time

Permeate: – to spread throughout

Persist: – to continue for a long time

Perennial: – lasting through many years

113.) Peri: – Around, enclosing

Periodontal: – pertaining to bone and tissue around a tooth

Peripheral: – lying outside of the center

Perimeter: – the outer boundary of an area

114.) Phag/e: – To eat

Esophagus: – muscular tube that carries food to the stomach

Anthropophagy or Sarcophagi: – Cannibalism

Xylophagous: – feeding on wood


115.) Phobia: – Fear or dislike

Zoophobia: – zoo+phobia means fear of animal

Androphobia: – Andro means boys/male so androphobia means the one who don’t like boys.

Gynophobia: – Gyno means girl / women so gynophobia means the one who don’t like girls

Pedophobia: – Pedo means child so pedophobia is the one who don’t like children’s.

Demophobia: – demo means people so demophobia means the one who fear of public speaking.

Anthropophobia: – anthro means human being so anthropophobia mean fear of human being or the one who don’t like the company of human being or in simple word aloof (living alone)

Theophobia: – theo+phobia means fear of religion

116.) Phony: – Sound

Cacophony: – loud, unpleasant sound

Microphone: – a device that record and amplifies sound

Phonetic: – relating human speech sound


117.) Phys: – Nature, medicine, the body

Physical: – relating to the body

Physician: – a doctor

Physique: – nature and shape of one’s body

118.) Phyt: – A plant to produce

Epiphyte: – a plant growing independently on the surface of another

Hydrophytes: – a plant that grows only in water

Neophyte: – a beginner, especially a person recently converted to a new belief


119.) Pod: – Foot

Podiatrist: – a doctor for the feet

Podium: – a small platform to stand on

Tripod: – a stand or frame with three legs


120.) Poli: – City

Metropolis: – a large city

Politics: – actions of a government or political party

121.) Poly: – Many, more than one

Polychrome: – with many colours

Polyglot: – a person fluent in many languages

Polygon: – shape with 3 or more straight sides

122.) Pon: – People

Popular: – appealing to a lot of people

Population: – all of the people who live in a particular area

Populist: – a supporter of the rights of people

123.) Port: – Carry

Export: – to carry goods out of a place to another

Portable: – able to be carried

Porter: – a person who carries luggage

124.) Pos: – Place, put

Deposit: – to place or drop something

Expose: – to place out into the open for all to see

Position: – the place where someone is

125.) Post: – After, behind

Posthumous: – after someone’s death

Postpone: – to get ready in advance

Postscript: – an addition to an already completed document

126.) Pre: – Earlier, before, in front of

Preamble: – a part in front of a formal document

Prepare: – to get ready in advance

127.) Pro: – Before, in front of, for, forward

Prognosis: – a prediction of what will happen

Prologue: – a passage before the main part

Prophet: – a person who foretells the future

128.) Prot: – Primitive, first, chief

Prototype: – the first of a kind

Proton: – on of the very basic parts of an atom

Protocol: – a first draft from which a document is prepared


129.) Pseudo: – Wrong/false

Pseudonym: – a fictitious name

Pseudoscience: – theories presumed without proof of a scientific nature

Pseudo pregnancy: – a false pregnancy


130.) Psych: – Mind, mental

Psyche: – the human spirit or soul

Psychic: – relating to the human mind or someone who has super natural abilities

Psychology: – the study of mind


131.) Pugn/a, pung: – To fight

Pugnacious: – having a quarrelsome or aggressive nature

Repugnant: – distasteful, offensive or revolting

Pungent: – piercing


132.) Pul: – Urge

Compulsion: – a very strong urge

Expulsion: – to kick someone out

Impulsive: – having a spontaneous urge to do something

133.) Purg: – Clean

Purge: – abolition, abstersion, catharsis, clarification, cleaning, cleanup, coup, crushing, disposal, disposition

134.) Put: – Think

Computer: – an electronic thinking device

Dispute: – to disagree with what another person thinks

Input: – contribution of one’s thinking

135.) Pyr/o: – Fire, heat

Pyrotechnics: – the art of making fireworks

Pyrometer: – a thermometer for measuring high temperature

Pyretic: – relating to or producing fever


136.) Quart: – Fourth

Quarter: – One fourth

Quart: – a fourth of a gallon

Quartet: – a musical composition or group involving 4 voices or instruments

137.) Radic/radix: – Root

Eradicate: – pull out at the root

Radical: – fundamental, looking at things from a drastic point of view

Radish: – an edible root of the mustard family


139.) Radio: – Radiation, ray

Radioactive: – emitting radiation

Radiologist: – someone diagnosing or treating via radiation

140.) Ram/i: – Branch

Ramification: – the resulting consequence of decision

Ramify: – to spread or branch out

Ramous: – a branchlike part


141.) Reg: – Guide, rule

Regent: – a person who rules on behalf of a king or queen i.e. governor, minister, viceroy etc

Regime: – a government that rules

Regulate: – to apply a rule


142.) Retro: – Backward, back

Retroactive: – relating to something in the past

Retrogress: – to go back to an earlier condition

Retrospect: – the remembering of past events

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