1. important =crucial (extremely important)，significant(amount or effect large enough to be important)
    2.common=universal, ubiquitous(if something is ubiquitous, it seems to be everywhere)

　　3.abundant=ample(enough and usually extra)， plentiful(enough for people's needs and wants)

　　4.stick=adhere, cling(hold on something tightly)

　　5.neglect=ignore。(difference: neglect means someone has not paid enough attention to something; ignore means no attention。)

　　6.near=adjacent(twothings next to each other)， adjoin(the same as adjacent)

　　7.pursue=woo(man woos woman, old-fashioned)， seek(if you seek sth, you try to obtain it. FORMAL)

　　8.accurate=precise(precise is exact and accurate in all details)， exact(correct in every detail)

　　9.vague=obscure(unknown or known by only a few people)

　　10.top=peak, summit

　　11.competitor=rival, opponent(especially in sports and politics)

　　12.blame=condemn(if you condemn something, you say it is very bad and unacceptable)

　　13.opinion=perspective, standpoint(means looking at an event or situation in a particular way)

　　14.fame=prestige(describe those who are admired)， reputation

　　15.build=erect(you can erect something as buildings, FORMAL)， establish

　　16.insult=humiliate(do something or say something which makes people feel ashamed or stupid)

　　17.complain=grumble (complain something in a bad-tempered way)

　　18.primary=radical (very important and great in degree)， fundamental

　　19.relieve=alleviate (alleviate means you make pain or sufferings less intense or severe)

　　20.force=coerces into(coerce means you make someone do something s/he does not want to)，compel

　　21.enlarge=magnify(magnify means make something larger than it　really is)

　　22.complex=intricate(if something is intricate, it often has many small parts and details)

　　23. Lonely=solitary (if someone is solitary, there is no one near him/her)

　　24.small=minuscule(very small)， minute,

　　25.praise=extol(stronger than praise)， compliment(polite and political)

　　26.hard-working=assiduous(someone who is assiduous works hard or does things very thoroughly)

　　27.difficult=arduous (if something is arduous, it is difficult and tiring, and involves a lot of efforts)

　　28.poor(soil)=barren, infertile(used to describe the soil is so poor that plants cannot be planted on it)

　　29.fragile=brittle, vulnerable(someone who is vulnerable is easily hurt emotionally or physically)

　　30.show=demonstrate (to demonstrate a fact means tp make it clear to people。)

 

    31.big=massive(large in size, quantity, or extent)， colossal(use this word, you emphasize something’s large)， tremendous(INFORMAL)
    32.avoid=shun(if someone shuns something, s/he deliberately avoid that something or keep away from it。)
    33.fair=impartial(someone who is impartial is able to give a fair opinion or decision on something。)
    34.attack=assault (physically attack someone)， assail (attack violently)
    35.dislike=abhor(abhor means you hate something to a extreme extent for moral reasons)， loathe(dislike very much)！
    36.ruin=devastate (it means damage something very badly, or utterly destroy it。)
    39.always=invariably(the same as always, but better than always)
    40.forever=perpetual(a perpetual state never changes)， immutable(something immutable will never change or be changed)
    41.surprise=startle(it means surprise you slightly)， astound(surprise you to a large degree)，astonish(the same as astound)
    42.enthusiasm=zeal (a great enthusiasm)， fervency (sincere and enthusiasm)
    43.quiet=tranquil(calm and peaceful)， serene(calm and quiet)
    44.expensive=exorbitant(it means too expensive that it should be)
    45.luxurious=lavish(impressive and very expensive)， sumptuous(grand and very expensive)
    46.boring=tedious(if you describe something tedious, you mean it is boring and frustrating)
    47.respect=esteem(if you esteem someone, you respect and admire him/her. FORMAL)
    48.worry=fret(if you fret about something, you worry about it)
    49.cold=chilly(unpleasantly cold)， icy(extremely cold)
    50.hot=boiling(very hot)
    51.dangerous=perilous(very dangerous, hazardous(dangerous, especially to people's safety and health)
    52.nowadays=currently
    53.only=unique(the only one of its kind)， distinctive;
    54.stop=cease(if something ceases, it stops happening or existing)
    55.part=component(the components of something are the parts that it is made of)
    56.result=consequence(the results or effects of something)
    57.obvious=apparent, manifest
    58.basedon=derived fromcan see or notice them very easily)
    60.quite=fairly 
 

 

    61.pathetic=lamentable(very uncomfortable and disappointing)
    62.field=domain(a particular field of thought, activities or interest)
    63.appear=emerge(come into existence)
    64.whole=entire(the whole of something)
    65.wet=moist(slightly wet)， damp(slightly wet)， humid(very damp and hot)
    66.wrong=erroneous(incorrect or partly correct)
    67.difficult=formidable
    68.change=convert(change into another form)
    69.typical=quintessential(this word means represent a typical example of something)
    70.careful=cautious(very careful in order to avoid danger)， prudent(careful and sensible)
    71.ability=capacity, capability(the same as ability)
    72.strange=eccentric(if some one is eccentric, s/he behaves in a strange way, or his/her opinion is different from most people)
    73.rich=affluent(if you are affluent, you have a lot of money)
    74.use= utilize (the same as use)
    75.dubious=skeptical(if you are skeptical about something, you have doubts on it。)
    76.satisfy=gratify (if you are gratified by something, it gives you pleasure and satisfaction)
    77.short=fleeting, ephemeral(if something is ephemeral, it lasts a short time)
    78.scholarship=fellowship
    79.angry=enraged(extremely angry)
    80.smelly=malodorous(used to describe an unpleasant smell)
    81.ugly=hideous(if something is hideous, it is very ugly or unattractive)
    82.attractive=appealing(pleasing and attractive)， absorbing(something absorbing can　attract you a great deal)
    83.diverse=miscellaneous(a miscellaneous groups consists of many different kinds of things)
    84.disorder=disarray, chaos
    85.crazily=frantically(used to describe someone who behaves in a wild and uncontrolled way)
    86.rapid=meteoric(ATTENTION: meteoric is only used to describe someone achieves success quickly)
    87.ordinary=mundane(very ordinary and not at interesting or unusual)
    88.despite=notwithstanding(FORMAL)
    89.best=optimal(used to describe the best level something can achieve)
    90.sharp=acute(severe and intense)
    91.unbelievable=inconceivable(if you deem something inconceivable, you think it very unlike to happen )
    92.puzzle=perplex(something perplex someone means it confuses and worries him/herbecause he/she does not understand it)

    93.method=avenue(away of getting something done)
    94.famous=distinguished(used to describe people who are successful in their career)
    95.ancient=archaic(extremely old and extremely old-fashioned)
    96.decorate=embellish(embellish means make something look more attractive via decorating it with something else)
    97.possible=feasible(if something is feasible, it can be done, made or achieved)
    98.so=consequently, accordingly
    99.rare=infrequent (doesn’t happen often)
    100.greedy=rapacious(greedy and selfish)