Group (A B) - Spelling Practices

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(1) n. Syn. scratch; friction(истиранию) scratch; friction
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(2) v. Syn. applaud(Награды) applaud; announce with great approval
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(3) a. Syn. keen; sharp(острого) quickly perceptive; keen; having a sharp point or tip; extremely sharp or severe
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(4) a. Syn. unfavorable; hostile(неблагоприятных) in opposing direction; harmful or unfavorable; acting or serving to oppose
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(5) v. Syn. assign(выделить) assign; distribute according to plan
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(6) a. (аналитические) of analysis; resolving into elements or parts
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(7) n. Syn. assessment; evaluation(оценки) assessment; evaluation; the classification of someone or something with respect to its worth 
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(8) n. (Арена) playing field where sports events take place; large structure for open-air sports or entertainments
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(9) v. (автоматизации) replace or enhance human labor with machines
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(10) v. Syn. frustrate; perplex(перегородки) frustrate as by confusing or perplexing; impede force or movement of