Thea, theatr

To see, view

Theater, theatrical

therm

heat

thermal

sci

To know

Science, conscience, conscious

Scrib/script

To write

Transcribe, prescription

Sed, sid, sess

To sit, settle

Preside, sedentary, session

Sent, sens

To feel

Sentimental, sensation, sensitive

Sequ, secut

To follow, sequence

Sequential, consecutive

alt

high

altitude

arm

Army, weapon

Firearm, disarm

Anima, anim

Life, mind

Animation

Ann, enn

year

Anniversary, perennial

aqua

water

Aquarium, aquatic

theo

god

Theocracy, theological, theoretical

topo

To place or put

Topography, topic

act

To do or drive

Action, react, activity

Phil,philo

love

Philanthropist, philosophy, pedophile

path

feeling

Psychopath, pathology, pathetic

soph

wise

Sophomore, philosophic

Syn, sym

together

Synchronicity, symphony, synonym, symbol

phon

Sound, voice

Telephone, symphonic, phonetic

photo

light

Photograph, telephoto, photogenic

phob

fear

Phobia, hydrophobia

derm

skin

Dermatitis, epidermis

hypo

Under , below

Hypothermia, hypoglycemic, hypochondriac

mim

Copy or imitate

Mimic, mime

Gno, know

To know

Agnostic, knowledge

lith

stone

Monolith

eu

Good, well

Euthanasia, euphemism, euphoria

ethno

Nation, race

Ethnicity, ethnic

geo

earth

Geography, geological, geometry

hypno

sleep

Hypnosis, hypnotist, hypnotics

bio

life

Biology, bio-hazard

Aster, astro

star

Asteroid, astronaut

Meter, metr

measure

Metric, centimeter

ortho

straight

Orthodontic, orthopedic

Gam

marriage

Poligamy, monogamy, bigamy

baro

pressure

barometer

hydro

water

Hydration, hydrophonics

chrono

time

Chronological, chronology, chronic

cosmo

World, order, universe

Cosmopolitan, cosmic

Graph, gram

Write, record

Telegraph, graphic, mongram, gramophone

dem

people

Democrat, demographics

Crac, crat

Rule, govern

Autocratic, democracy

pan

all

Panic, pandemonium, pandemic

micro

small

Microcosim, microscope

anthropo

Human being

Anthropology, philanthropist

chrom

color

Chromatic, chrome, panochromatic

opt

eye

Opthamology, optic

mor

fool

Moron, sophomoric

morph

Shape, form

Metamorphosis

Neur, nerv

nerve

Neuron, nervous

Biblio, bibli

book

Bibliography, bibliophile

Gymn, gymno

athletic

Gymnasium, gymnastics

scope

To see

Telescope, microscopic

psych

Mind, soul, spirit

Psychiatrist, psycho, psyche

pyr

fire

Pyromaniac, pyre

poly

many

Polyester, polygon, polygamy

pseudo

false

Pseudonym

Polis, polit

City, state, citizen

Metropolis, polite, politician

mono

one

Monotone, monologue, monogamy

pneu

breath

Pneumonia, pneumatic

miso

Hatred of

Misanthropy, misology

Logue, logo

Idea, speech, word, reason

Monologue, logistics, logical,

Petr

rock

petrified

Nym, onom, onym

name

Homonym, onomontopeia, synonym

tele

From a distance

Television, telescope, telegram

The, them, thet

To place or put

Epithet, theme, theory

phe

Speak, spoken of

Prophet, prophecy

techn

skill

Technology, technical

peri

around

Perimeter, perennial