| A | B |
| excise | cut out, cut down, cut off |
| excommunication | put out of the community |
| excursion | a deviation in argument |
| exfoliate | to strip of leaves |
| eccentric | Descriptive of a person who deviates from a normally recognized or conventional kind of behavior |
| eclipse | A fall into obscurity or disuse; a decline |
| ecstasy | A state of emotion so intense that one is carried beyond thought and self-control. |
| ectogenous | A reference to certain pathogenic micro-organisms that are able to live and develop outside of their hosts. |
| exhume | to unearth |
| exigency | to demand, require; drive out |
| exile | banish, drive off |
| exodus | a military expedition; a solemn procession; departure; death |
| exonerate | remove a burden, discharge, unload |
| exorbitant | deviating from rule or principle, eccentric; excessive, immoderate |
| expatriate | one who chooses to live abroad |
| expectorate | to clear out the chest or lungs |
| expedite | disengage, liberate; literally "free the feet from fetters" |
| expeditious | disengaged, ready, prompt |
| export | send out (commodities) from one country to another |
| exposition | a setting or showing forth |
| exsanguinate | bloodless |
| extenuate | lessen, make small, reduce, diminish |
| exterminate | drive out, expel, drive beyond boundaries |
| extortion | wrench out, wrest away, to obtain by force |
| hypocaust | In architecture, an open space below a floor to allow the passage of hot air and smoke in order to heat the room above. |
| hypochondria | A psychological disorder characterized by an unusual or excessive concern or worry about one's health or having a serious illness |
| hypogamy | The marriage of a woman into a lower caste or into a tribe of lower standing than her own. |
| hypoglycemia | An abnormally low level of glucose (sugar) in the blood; usually resulting from excessive insulin or a poor diet. |
| hypophobia | A lack of normal fear; not being afraid enough. |
| hypothesis | base, basis of an argument, supposition |
| hypoventilation | Abnormally slow and shallow respiration, resulting in an increased level of carbon dioxide in the blood. |
| hypocrisy | play a part, pretend |
| amphiatlantic | Occurring on both sides of the Ocean |
| amphibia | A being that lives either in water or on land or is equally at home in either element. |
| amphicar | Floating convertible cars operating on both land and in water. |
| amphichromatic | The occurrence of different colored flowers on individual plants in different seasons. |
| amphiphobic | Denoting a molecule consisting of detergents or wetting agents that contains groups with characteristically different properties; for example both hydrophilic and hydrophobic properties. |
| amphiphyte | A plant able to live either rooted in damp soil above the water level or completely submerged. |
| amphipoda | An order or sub-order of the sessile-eyed Crustacea having feet of two kinds (in which they differ from the Isopoda) of which the common sand-hopper is an example. |
| amphitheater | An oval circular or semicicular auditorium with tiers of seats rising from a central open area |
| amphitrophic | Organisms that can grow either in the day photosynthetically; or at night chemotrophically. |
| amphivore | An animal including humans that eat both animal and vegetable foods. |
| Amphiarthrosis | A form of mixed articulation in which the surfaces of the bones are connected by broad discs of fibro-cartilage. |
| Amphoric | a metallic sound like that of blowing into a bottle caused by the reverberation of sound in a cavity of the lung. |
| Amphoteric | Substances neither acid nor alkaline such as glucose. |
| antihydropic | A reference to a medication used to treat the accumulation of fluid in the tissues; that is the results of dropsy or edematous states. |
| antifebrile | Drug or other agent that reduces fever. |
| antonym | Equal to instead of opposite |
| antinomy | Contradiction in the laws |
| antidote | Anything that works against an unwanted condition; a remedy or a cure: |
| anticline | Forming a ridge in which strata lean against each other inclining in opposite directions. |
| antagonism | Hostility or hatred causing opposition and ill will |
| Antiarthritic | A remedy against gout (an inflammation of the joints) |
| Antibrachium | The forearm |
| Antibromic | A drug that destroys offensive smells. A deodorizer |
| Antigalactic | Agents lessening the secretion of milk |
| Antipathy | Aversion. Applied to the treatment of disease by agents producing symptoms of an opposite nature to those of the affection |
| eubiotics | The study of living in a healthy state. |
| eudipsia | A normal thirst. |
| eugenics | The proposed improvement by permitting reproduction of only those with characteristics judged desirable. |
| euphagia | A normal and proper manner of eating |
| euphemism | An inoffensive expression that is substituted for one that is considered offensive. |
| euphonic | The descriptive word for a pleasant sound |
| euphoria | A feeling of great happiness or well-being. |
| eupnea | Easy, free respiration; the type observed in a normal individual under resting conditions. |
| euthanasia | The deliberate ending of life in individuals with an incurable and painful disease. |
| eutrophy | In medicine, healthy or adequate nutrition or development; being well nourished. |
| Dystopia | an imaginary place of misery |
| Dyslexia | impairment of the ability to read words. |
| Dispareunia | Painful or difficult performance of copulation from physical incompatibility. |
| Dysæsthesia | Dullness of any sensation, especially that of touch. |
| Dysalbumose | Difficulty of walking. |
| Dyschromatopsia | Subnormal color-perception |
| Dysentery | A disease marked by inflammation of the large intestine, with bloody stools. |
| Dyslalia | A defect of speech due to organic changes or malformation in the organs of speech. |
| Dysmenorrhæla | Obstructed or difficult menstruation |
| Dyspepsia | Impaired or imperfect digestion |
| Dysspermia | An imperfect or abnormal condition of the semen. |
| Dysphagia | Difficulty or inability to swallow . |
| Dysphasia | Imperfect or disconnected speech arising from loss of or faulty arrangement of words. |
| Dysphonia | A condition of defective voice. |
| Dysphrasia | Imperfect speech. Mental condition in which the emotion is opposed to the words designed to express it. |
| Dyspnea | Difficult or labored breathing |
| Dystasia | Difficulty in standing. |
| Dystrophia | Imperfect or faulty nourishment |
| Dysuria | Partial or painful urination. |
| engender | to implant; produce in something/ someone |
| entice | to stir up (fire) in; to excite; incite |
| entropy | measure of the disorder in a system |
| environ | to surround; enclose; encircle |
| enclave | surrounded by land owned by another |
| encumber | to block in/ up; hinder; thwart |
| endemic | native; dwelling in (a place); of or belonging to a people |
| disenfranchise | to not admit to membership in a state |
| encephalitis | Inflammation of the brain; usually caused by a viral infection. |
| encircle | To move or to go around completely; to make a circuit of. |
| enzootic | Afflicting animals; disease restricted to a locality. |
| prosthesis | addition of a letter or syllable to a word |
| prosopopeia | A rhetorical figure in which an imaginary or absent person is made to speak or act. |
| Prosencephalon | That part of the anterior cerebral vesicle developing into the hemispheres |
| Prosopectasia | Morbid enlargement of the face |
| Prosopology | A treatise on facial expression; or physiognomy |
| Prosthetic | The use of artificial instruments to replace lost or wanting parts of the body |
| diabetes | excessive discharge of urine, literally "a passer-through, siphon" |
| diachronic | Lasting through time, or during an existing period. |
| diagnosis | The investigation or identification of a problem, illness, etc. |
| diagnostic | In medicine, a device or substance used for the analysis or detection of diseases or other medical conditions. |
| diagonal | Extending between nonadjacent angles in a polygon figure. |
| dialect | Manner of speaking, language, speech; especially a manner of speech peculiar to, or characteristic of, a particular person or class; phraseology, idiom. |
| dialectic | The art of critical examination into the truth of an opinion; the investigation of truth by discussion: in earlier English use, a synonym of logic as applied to formal rhetorical reasoning; logical argumentation or disputation. |
| dialog | A formal discussion or negotiation; especially, between opposing sides in a political or international context. |
| diameter | A straight line running from one side of a circle or other rounded geometric figure through the center to the other side, or the length of this line. |
| diaphanous | Very sheer and light; almost completely transparent or translucent. |
| diaspora | The dispersion or spreading of something that was originally localized (as a people or language or culture); the dispersion of a people from their original homeland. |
| diatribe | A bitter, abusive criticism, or denunciation. |
| disenfranchise | to not admit to membership in a state |
| eccentric | Descriptive of a person who deviates from a normally recognized or conventional kind of behavior |
| eclipse | A fall into obscurity or disuse; a decline |
| ecstasy | A state of emotion so intense that one is carried beyond thought and self-control. |
| ectogenous | A reference to certain pathogenic micro-organisms that are able to live and develop outside of their hosts. |
| eisegesis | the reading of one's own ideas into a text |
| eisoptromaniac | Someone who takes every possible opportunity to look at himself or herself in a mirror. |
| encephalitis | Inflammation of the brain, usually caused by a viral infection. |
| encircle | To move or to go around completely; to make a circuit of. |
| enclave | surrounded by land owned by another |
| encumber | to block in/ up, hinder, thwart |
| endemic | native, dwelling in (a place), of or belonging to a people |
| engender | to implant, produce in something/ someone |
| entice | to stir up (fire) in, to excite, incite |
| entropy | measure of the disorder in a system |
| environ | to surround, enclose, encircle |
| enzootic | Afflicting animals; disease restricted to a locality. |
| esoteric | Of or relating to that which is known by a restricted number of people |
| excise | cut out, cut down, cut off |
| excommunication | put out of the community |
| excursion | a deviation in argument |
| exfoliate | to strip of leaves |
| exhume | to unearth |
| exigency | to demand, require; drive out |
| exile | banish, drive off |
| exodus | a military expedition; a solemn procession; departure; death |
| exonerate | remove a burden, discharge, unload |
| exorbitant | deviating from rule or principle, eccentric; excessive, immoderate |
| expatriate | one who chooses to live abroad |
| expectorate | to clear out the chest or lungs |
| expedite | disengage, liberate; literally "free the feet from fetters" |
| expeditious | disengaged, ready, prompt |
| export | send out (commodities) from one country to another |
| exposition | a setting or showing forth |
| exsanguinate | bloodless |
| extenuate | lessen, make small, reduce, diminish |
| exterminate | drive out, expel, drive beyond boundaries |
| extortion | wrench out, wrest away, to obtain by force |
| δια | The preposition that means "through" |
| εις | The preposition that is the opposite of εκ: |
| εις | The preposition that means "into" |
| εκ | The preposition that is the opposite of εις: |
| εκ | The preposition that means "out of" |
| εν | The preposition that means "in" |