absurd a. ridiculously unreasonable; foolish | 
accident n. event that takes place without expectation; sudden, and unexpected event | 
accompany v. travel with; be associated with | 
accumulate v. pile up; collect;  mount up; increase | 
accurate a. capable of providing a correct reading or measurement a. performing with care and precision | 
accuse v. blame; condemn | 
acre n. a unit of land area equal to 4,840 square yards n. a large extent or amount of something | 
adjust v. adapt; regulate | 
admiration n. favorable judgment; feeling of pleasure, wonder, and approval | 
adventure n. something happens without design; hazard or risk | 
aghast a. struck by shock, terror, or amazement | 
agreeable a. ready to consent or submit; acceptable | 
Alaska n. a state in northwestern North America, the 49th state admitted to the union | 
allergic a. excessively sensitive; having an allergy | 
aloud ad. with relatively high volume ad. using the voice; not silently | 
ambitious a. aspiring; having a strong desire for success or achievement | 
ambulance n. wagon for conveying the wounded to hospital n. field hospital organized as to follow an army in its movements | 
annoy v. disturb, especially by minor irritations; irritate | 
antelope n. graceful deerlike ruminant with long legs and horns directed upward and backward | 
apartment n. a suite of rooms usually on one floor of an apartment house | 
applause n. a demonstration of approval by clapping the hands together | 
appreciation n. recognition; judgment or opinion, especially a favorable one | 
argue v. invent and offer reasons to support or overthrow an opinion; debate | 
Arkansas n. a state in the south central region of the United States | 
arrow n. a straight thin shaft sharpened at the front with feathers the back n. a mark to indicate a direction or relation | 
article n. essay, a piece of writing n. individual thing or element of a class | 
ascent n. upward slope or grade; movement upward | 
asphalt n. brownish-black solid mixture of bitumen, used in paving, roofing, and waterproofing | 
assent v. express agreement to what is proposed; accept | 
asthma n. chronic respiratory disease, often arising from allergies | 
athlete n. sports man; one who contended for prize in public games | 
attraction n. action or power of evoking interest or pleasure for something | 
authority n. jurisdiction; power to enforce laws n. government | 
authorize v. empower; give permission for | 
autobiography n. biography or story written by oneself | 
automatic a. mechanized; operating with minimal human intervention; independent of external control | 
automobile n. self-propelled vehicle suitable for use on street or roadway | 
autonomy n. self-government or the right of self-government; self-determination | 
avalanche n. great mass of falling snow and ice | 
aware a. knowing; having knowledge or cognizance | 
balance n. being in equilibrium; symmetry or stability | 
bankrupt a. penniless, without any money; financially ruined | 
bargain v. negotiate the terms and conditions of a transaction n. a thing bought or offered for sale more cheaply than is usual or expected | 
barometer n. instrument for determining the weight or pressure of the atmosphere | 
betray v. be unfaithful; deliver to an enemy by treachery v. unintentionally reveal | 
beware v. be cautious or wary about; be alert to | 
biodegradable a. capable of being decomposed by bacteria or other living organisms | 
blank a. of a white or pale color; without color; empty or void n. a space left to be filled in a document | 
blindfold n. a piece of cloth tied around the head to cover someone's eyes | 
blueprint n. design or plan intended as a guide for making something |