sophomoric a. immature; half-baked, like a sophomore | 
span n. duration; distance; cover; extent or measure of space between two points | 
spasmodic a. affected by involuntary jerky muscular contractions; periodic | 
staple n. necessary foods or commodities; basic elements; secure or fasten; a short U-shaped wire nail for securing cables | 
stench n. strong, foul odor; stink; foul quality; offensive odor | 
stern a. hard, harsh, or severe in manner or character; firm or unyielding | 
strategy n. elaborate and systematic plan; plan of action intended to accomplish a specific goal | 
strive v. endeavor; struggle or fight forcefully; exert much effort or energy | 
stuffy a. stout; lacking sufficient ventilation; close; dull and boring | 
suitable a. appropriate to a purpose or an occasion | 
supervisor n. director; overseer; one who is in charge of a particular unit, as in government or school system | 
supplement v. add as something seems insufficient; complement; extension; addition | 
supreme a. most outstanding; highest; superior | 
sustain v. admit as valid; keep in existence; lengthen or extend in duration or space | 
sympathy n. compassion; pity; feelings of pity and sorrow for someone else's misfortune | 
symptom n. sign; indication; any sensation or change in bodily function that is experienced by a patient | 
synthesis n. combining parts into a coherent whole; putting of two or more things togethe | 
tardy a. late; delayed; moving slowly | 
tariff n. tax on goods coming into a country | 
temporary a. not permanent; lasting for only a limited period of time | 
tentative a. hesitant; not fully worked out or developed; experimental; not definite or positive | 
terrain n. piece of ground having specific characteristics or military potential; area of land; ground | 
terrific a. causing extreme terror; very great; extraordinarily good | 
territory n. large extent of land; organized portion of country | 
therapeutic a. curative; having or exhibiting healing powers; relating to healing art | 
thrifty a. careful about money; economical | 
tidy a. being in proper time; timely; arranged in good order; orderly; appropriate; neat; kept in proper | 
toxic a. poisonous; caused by a toxin or other poison | 
trace v. follow, discover; make a mark or lines on a surface | 
transfer n. shifting; conveyance or removal of something from one place, person, or thing to another | 
transport v. carry from one place to another; carry away; deport | 
treacherous a. dangerous; dangerously unstable and unpredictable; disloyal; tending to betray | 
treaty n. act of treating for the adjustment of differences; negotiation | 
trek n. travel;  journey or leg of a journey, especially when slow or difficult | 
tremor n. shaking or vibrating movement; slight quiver | 
trespass v. unlawfully enter boundaries of some else's property; commit an offense or a sin | 
tropical a. relating to region on either side of the equator; hot and humid | 
troublesome a. causing difficulty or annoyance; bothersome | 
trudge v. walk or march with labor; jog along; move wearily | 
tyrant n. absolute ruler; sovereign unrestrained by law or constitution | 
uneasy a. not easy; difficult; restless; disturbed by pain, anxiety | 
unruly a. difficult or impossible to discipline, control, or rule; not according to rule; irregularly | 
unscathed a. not harmed or damaged in any way; untouched | 
upheaval n. violent disturbance; sudden, violent disruption or upset | 
utilitarian a. practical and functional, not just for show | 
vacant a. void of thought or knowledge; without an occupant or incumbent | 
vaccine n. harmless form of the germs that cause a disease to prevent people getting the actual disease | 
vanish v. disappear; pass out of sight, especially quickly; die out | 
vanity n. quality or state of being vain; emptiness; feelings of excessive pride; conceit | 
vanquish v. conquer; overcome; come out better in a competition | 
vast a. large; broad; extensive; very great in size, number, amount, or quantity | 
ventriloquist n. one who can make his voice seem to come from another person or thing | 
versatile a. having many talents; capable of working in many fields | 
vertigo n. severe dizziness; reeling sensation; feeling about to fall | 
veteran n. someone who has given long service | 
victor n. a person who defeats an enemy or opponent in competition; winner | 
visual a. seen or able to be seen by the eye; visible; optical | 
vital a. full of life; animated; necessary to continued existence; living or breathing | 
vivid a. bright; lively; graphic; having striking color | 
volume n. capacity; amount of space occupied by an object | 
vow n. solemn promise made to God; promise of fidelity; pledge of love or affection | 
waft v. cause to go gently and smoothly through air or over water | 
warrant n. guarantee; assurance by seller; authorization or certification | 
widespread a. spread or scattered over a considerable extent; occurring or accepted widely | 
withdraw v. remove from; pull back; break from gathering; retreat; depart | 
worthwhile a. sufficiently valuable; important to be worth one's time, effort, or interest |