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| adventure | 
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| n. [साहसिक] something happens without design; chance; hazard; risk; danger I can't even decide which step of this adventure is the most aggravating. | 
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| adversity | 
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| n. [विपत्ति] state of misfortune, hardship, or affliction; misfortune A young boy whose strength in adversity is an inspiration to all who know him. | 
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| advocate | 
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| v. [वकील] speak, plead, or argue in favor of; plead for; push for something Some doctors advocate a smoking ban in the entire house. | 
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| aerodynamics | 
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| n. [वायुगतिकी] study of how objects move through the air or water As mentioned, aerodynamics is an important factor to consider when learning how to build a rocket. | 
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| affected | 
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| a. [प्रभावित] speaking or behaving in an artificial way; emotionally stirred or moved; infected or attacked The other boys laughed so unmercifully at what they termed my affected accent. | 
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| aggravate | 
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| v. [बढ़] worsen; make worse or more troublesome Ridiculous, offensive comments like this do nothing but aggravate the situation. | 
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| aircraft | 
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| n. [विमान] a vehicle that can fly, such as an airplane, helicopter, balloon This aircraft is also equipped with a spear, which the Geneva War Crimes Handbook forbids. | 
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| alike | 
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| a. [एक जैसे] similar; in the same manner or to the same degree Friends are generally alike in background and tastes. | 
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| allegation | 
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| n. [आरोप] suggestion without proof that someone has done something wrong The allegation has angered the Brazilian authorities and has been strongly denied. | 
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| alliteration | 
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| n. [अनुप्रास] repetition of a beginning sound in poetry 'The furrow followed free' is an example of alliteration. | 
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| alone | 
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| a. [अकेला] solitary; by oneself, not with any other people   Alice cried with a sudden burst of tears, 'I do wish they would put their heads down! I am so very tired of being all alone here!' | 
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| alteration | 
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| n. [परिवर्तन] a passage from one form or state to another; change Both sides can make a pretty plausible argument that the alteration is what they want it to be. | 
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