Nouns
Verbs
Adjectives
Challenge Words
Mega Challenge Words
100
What is one definition of catalyst?
1.Chemistry. a substance that causes or accelerates a chemical reaction without itself being affected. 2.something that causes activity between two or more persons or forces without itself being affected. 3.a person or thing that precipitates an event or change: 4.a person whose talk, enthusiasm, or energy causes others to be more friendly, enthusiastic, or energetic.
100
: to cause (someone) to act in an angry, harmful, or violent way : to cause (an angry, harmful, or violent action or feeling) to stir, encourage, or urge on; stimulate or prompt to action:
What is incite?
100
of little worth or importance
What is trivial?
100
1: to go stealthily : sneak 2: to evade the performance of an obligation
What is shirk?
100
a person of great influence, importance, or standing in a particular enterprise, field of business,
What is magnate?
200
1: conspicuous 2: jutting out : projecting 3: prominent, : successful, well-known and respected
What is eminent?
200
to return to an earlier and usually worse or less developed condition or state
What is regress?
200
1.evaporating rapidly 2.tending or threatening to break out into open violence 3.changeable; mercurial; flighty: 4. tending to fluctuate sharply and regularly: 5.fleeting; transient: 6.able to fly or flying.
What is volatile?
200
removed or distant either physically or emotionally
What is aloof?
200
lacking adult sophistication : immature
What is callow?
300
1 a predicament affording no obvious escape, deadlock 2 an impassable road or way : cul-de-sac
What is impasse?
300
to try to get the approval of someone powerful by saying and doing helpful and friendly things that are not sincere
What is toady
300
1a dark, dim b shrouded in or hidden by darkness c not clearly seen or easily distinguished : faint 2: not readily understood or clearly expressed 3: relatively unknown: asa : remote, secluded
What is obscure?
300
very careful about doing something correctly
What is scrupulous?
300
1.to subdue or deaden (as the body or bodily appetites) especially by abstinence or self-inflicted pain or discomfort 2: to subject to severe and vexing embarrassment : shame
What is mortify?
400
1. a visible disembodied spirit : ghost 2: something that haunts or perturbs the mind
What is specter?
400
1a : to move back or away : withdraw b : to slant backward 2: to grow less or smaller : diminish, decrease
What is recede?
400
: not very valuable or important: of little value : paltry; : petty, small-minded
What is picayune?
400
1.the part of the wreckage of a ship and its cargo found floating on the water. 2.material or refuse floating on water. 3.useless or unimportant items; odds and ends. 4.a vagrant, penniless population:
What is flotsam?
400
: an explanation or warning that should be remembered when you are doing or thinking about something
What is caveat?
500
1: an act or instance of burning 2: a usually rapid chemical process (as oxidation) that produces heat and usually light 3: violent agitation : tumult
What is combustion?
500
1: to move very quickly and suddenly in a particular direction 2: to rise and move in waves or billows : swell 3: to slip around a windlass, capstan, or bitts —used especially of a rope 4: to rise suddenly to an excessive or abnormal value
What is surge?
500
1: stubbornly resisting control : balky, refractory; stubborn, refusing to go forward; balky: 2: marked by impatience or uneasiness : fidgety , impatient of control, restraint, or delay, as persons; restless;uneasy.
What is restive?
500
1: an ethical consideration or principle that inhibits action 2: mental reservation
What is scruple?
500
recklessly or thoughtlessly bold; recklessly rash or venturesome.
What is foolhardy?
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