| PHOBIA | fear, dislike, aversion |
| Acrophobia | fear of heights |
| Agoraphobia | fear of open spaces |
| Anglophobia | dislike of England or the English |
| Claustrophobia | fear of enclosed or narrow places |
| Hydrophobia | morbid (abnormal) fear of water |
| Monophobia | fear of being alone |
| Photophobia | morbid aversion to light |
| PHIL | “loving,” fond of” |
| Philanthropy | love of humanity, as shown in donations to charities and social causes |
| Philatelist | stamp collector |
| Philately | collection or study of stamps |
| Philosopher | lover of, or searcher for, wisdom or knowledge |
| Bibliophile | lover of books |
| MIS | hate |
| Misanthrope | hater of humanity |
| Misogamy | hatred of marriage |
| Misogyny | hatred of women |
| Misology | hatred of argument, reasoning, or discussion |
| Misoneism | hatred of anything new |
| DYS | “bad,” “ill,” “difficult” |
| Dysentery | inflammation of the large intestine usually caused by harmful microorganism in food or water |
| Dyslogistic | expressing disapproval or harsh criticism; uncomplimentary |
| Dyspepsia | poor digestion; indigestion |
| Dysphasia | speech difficulty resulting from brain injury |
| Dysphoria | sense of great unhappiness or dissatisfaction |
| Dystopia | imaginary place where living conditions are dreadful |
| Dystrophy | faulty nutrition |
| EU | “good,” “well,” “advantageous” |
| Eugenics | science dealing with improving the hereditary qualities (genes) of the human race |
| Eulogize | write or speak in praise of someone |
| Euphemism | substitution of a “good” expression for an unpleasant one. Example: passed away for death, or custodial engineer for janitor. |
| Euphonious | pleasing in sound |
| Euphoria | sense of great happiness or well-being |
| Euthanasia | The act or practice of ending the life of an individual suffering from a terminal illness or an incurable condition, as by lethal injection or the suspension of extraordinary medical treatment (literally “advantageous death”) |
| MACRO | “large,” “long” |
| MICRO | “small,” “minute” |
| Macrocosm | great world; universe |
| Macron | horizontal mark indicating the vowel over which it is placed is long |
| Microbe | microorganism; microscopic living animal or plant |
| Microbicide | agent or substance that destroys microbes |
| Microdont | having small teeth |
| A (AN) | “not,” “without” |
| Amoral | not moral; without sense of moral responsibility |
| Amorphous | without definite form or shape |
| Anarchy | total absence of rule of government; confusion; disorder |
| Anemia | lack of normal number of red blood cells |
| Anesthesia | loss of feeling or sensation resulting from ether, chloroform, Novocain, etc. |
| Anomalous | not normal; abnormal |
| Anoxia | condition characterized by an absence of oxygen supply to an organ or a tissue |
| Apnea | temporary absence or cessation of breathing |
| Aseptic | free from disease-causing microorganisms |
| Asymptomatic | showing no symptoms of disease |
| Atheism | godlessness; denial in the existence of a Supreme Being |
| Atrophy | a wasting or decrease in size of a body organ, tissue, or part owing to disease, injury, or lack of use |
| MONO (MON) | “one,” “single,” “alone” |
| POLY | “many” |
| Monarchy | ruled by a single person |
| Polyarchy | ruled by many |
| Polychromatic | showing a variety of colors |
| Monogamy | marriage with one mate at a time |
| Polygamy | marriage to several mates at the same time |
| Polymorphic | having various forms |
| Monosyllabic | having one syllable |
| Polysyllabic | have more than one syllable |
| Monotheism | belief that there is one god |
| Polytheism | belief that there is more than one god |
| Monogram | two or more letters interwoven to represent a name |
| Monograph | a detailed written study of a single specialized subject or an aspect of it |
| Monologue | long speech given by one person |
| Monomania | exaggerated or obsessive enthusiasm for or preoccupation with one thing. |
| Polyglot | person who speaks several languages |
| LOGY | “science,” “study,” “account” |
| Cardiology | science dealing with the actions and diseases of the heart |
| Dermatology | science dealing with the skin and its diseases |
| Ecology | science dealing with the relation of the living things to their environment and to each other |
| Genealogy | account of the descent of a person or family from an ancestor |
| Geology | the science that deals with the earth's physical structure and substance, its history, and the processes that act on it. |
| Meteorology | science dealing with the atmosphere and the weather |
| Necrology | list of persons who have recently died |
| Neurology | scientific study of the nervous system and its diseases |
| Paleontology | The study of the forms of life existing in prehistoric or geologic times, as represented by the fossils of plants, animals, and other organisms. |
| Pathology | science dealing with the nature and causes of diseases |
| Sociology | study of evolution, development, and functioning of human society |
| Theology | study of religion and religious ideas |
| BIO | “life” |
| Abiogenesis | spontaneous generation (development of life from lifeless matter) |
| Amphibious | able to live both on land and in water |
| Biochemistry | chemistry dealing with chemical compounds and processes in living plants and animals |
| Biocidal | destructive to life or living things |
| Biodegradable | capable of being readily decomposed into harmless substances by living microorganisms |
| Biogenesis | development of life from preexisting life |
| Biometry | statistical calculation of the probable duration of human life |
| Biopsy | diagnostic examination of a piece of tissue from the living body |
| Biota | the living plants (flora) and living animals (fauna) of a region |
| Microbe | very minute living organism; germ; microorganism |
| Symbiosis | interaction between two different organisms living in close physical association, typically to the advantage of both |
| TOMY (TOM) | “cutting,” “operation of incision” |
| Anatomy | dissection of plants, animals, or anything else for the purpose of studying their structure |
| Appendectomy | surgical removal f the appendix |
| Dichotomy | a division or contrast between two things that are or are represented as being opposed or entirely different |
| Gastrectomy | surgical removal of part or all of the stomach |
| Lobotomy | a surgical operation involving incision into the prefrontal lobe of the brain, formerly used to treat mental illness. |
| Mastectomy | surgical removal of a breast |
| Phlebotomy | the surgical opening or puncture of a vein in order to withdraw blood or introduce a fluid, or (historically) as part of the procedure of letting blood. |
| Tome | one volume, or “cut” of a work of several volumes; scholarly book |
| Tracheotomy | surgical operation of cutting into the windpipe (trachea) to create airway |
| POD | “foot” |
| Antipodes | the direct opposite of something; parts of the globe (or their inhabitants) diametrically opposite (literally, “with the feet opposite”) |
| Podiatrist | one who treats ailments of the foot |
| Podium | dais; raised platform |
| Tripod | utensil, stool, or caldron having three legs |
| HETERO | “different” |
| Heterochromatic | having different colors |
| Homogeneous | of the same kind; similar; uniform |
| Heterogeneous | differing in kind; dissimilar; varied |
| Heteromorphic | exhibiting diversity of form |
| Homocentric | having the same center; concentric |
| Homophonic | having the same sound |
| HYPER | “over,” “above,” “beyond the ordinary” |
| HYPO | “under,” “beneath,” less than the ordinary” |
| Hypoglycemia | abnormally low level of sugar in the blood |
| Hypertension | abnormally high blood pressure |
| Hypothermia | subnormal body temperature |
| Hyperbole | exaggerated statements or claims not meant to be taken literally |
| Hypertrophy | enlargement of a body part or organ, as from excessive use |
| Hypodermic | injected on the skin |
| Hypothetical | assumed without proof for the purpose of reasoning; an opinion or conclusion formed on the basis of incomplete information |
| ENDO | “within” |
| EXO | “out of,” “outside” |
| Endogamy | marriage within the tribe, caste, or social group |
| Exogamy | marriage outside the tribe, caste, or social group |
| Endogenous | produced from within; due to internal causes |
| Exogenous | produced from without; due to external causes |
| Endoskeleton | internal skeleton or supporting framework in an animal |
| Exoskeleton | hard protective structure developed outside the body, as the shell of a lobster |
| Exotic | Excitingly strange |
| ARCHY | “rule” |
| Anarchy | total absence of rule or government; confusion; disorder |
| Hierarchy | a system or organization in which people or groups are ranked one above the other according to status or authority |
| Matriarchy | a form of social organization in which the mother rules the family or tribe; descent being traced through the mother |
| Patriarchy | a form of social organization in which the father rules the family or tribe; descent being traced through the father |
| GEO | “earth,” “ground” |
| Geocentric | having or representing the earth as the center, as in former astronomical system |
| Geopolitics | study of government and its policies as affected by physical geography |
| Geotropism | response to the earth’s gravity, as the growing of roots downward in the ground |
| PATH (PATHO, PATHY) | 1. “feeling,” “suffering”; (2) “disease” |
| Antipathy | aversion; dislike |
| Apathy | lack of feeling, emotion, interest, or excitement; indifference |
| Empathy | the complete understanding of another’s feelings, motives, etc. |
| Pathos | quality of drama, speech, literature, music, or events that arouses a feeling of pity or sadness |
| Homeopathy | the treatment of disease by minute doses of natural substances that in a healthy person would produce symptoms of disease |
| Pathogenic | causing disease |
| Pathological | due to disease |
| Psychopath | a person suffering from chronic mental disorder with abnormal or violent social behavior |