aggravate     vt. 使恶化,使更严重加重  

to make worse, more serious, or more severe : intensify unpleasantly      
来源：考试大
succor <> aggravate

ameliorate <>aggravate

aggregate     vt.vi. 聚集,集合,合计   来源：考试大

to collect or gather into a mass or whole     

coalesce <> disaggregate   
来源：考试大
disaffected <> content

aggrieve      vt. 使委屈,使苦恼,侵害   

to give pain or trouble to : DISTRESS  

aggrieve <>gratify   

agony         n. 极大的痛苦

intense pain of mind or body : ANGUISH, TORTURE  

agonized : distress :: obsessed : concern   

painful : agonizing :: important : paramount  

airtight      a. 密闭的,不透气的,无懈可击的      
来源：考试大
airtight: loophole::

alacrity      n. 敏捷,轻快,乐意来源：考试大

promptness in response : cheerful readiness   

husbandry : dissipate :: alacrity : procrastinate   

alacrity <> dilatoriness / hesitance

albino        n. 白公,白化病者,白化变种  (or albinism)  

an organism exhibiting deficient pigmentation
来源：考试大
albino : pigment :: prairie : tree   

alibi         n.托辞，借口，辩解  
来源：考试大
an excuse usually intended to avert blame or punishment     
来源：考试大
alibi:exculpatory::warning:admonishery

alibi : excuse ::

align         v.定位，对齐，排成一行，结盟   
来源：考试大
to bring into line or alignment   

aligned <> askew

awry <>orderly/aligned

allay         v. ①平息(愤怒等) ②缩小

to subdue or reduce in intensity or severity : ALLEVIATE      

allay <> increase the intensity of

adversary <>ally

allegiance    n．忠诚，拥护 来源：考试大

devotion or loyalty to a person, group, or cause

authoritativeness:pundits ::allegiance:partisans

allegory      n. 寓意；寓言

the expression by means of symbolic fictional figures and actions of truths or generalizations about human existence  allegory : fiction   

alleviate     v．缓和，减轻 RELIEVE, LESSEN   

abate : tax :: alleviate : distress   

alleviate <> exacerbate
来源：考试大
alliterate    v. 押头韵  

the repetition of usually initial consonant sounds in two or more neighboring words or syllables  

alliterate : remove :: blazon : efface   

allude        vi. 暗示,提及来源：考试大

to make indirect reference;  broadly   : REFER

allude <>mention explicitly