4000 Duolingo (A) - Spelling Practices

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(1) n. アカウント narrative or record of events; the reason given for a particular action or event

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(2) n. 蓄積 increase by natural growth or addition; concentration

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(3) n. 頭字語 an abbreviation consisting of the first letters of each word in the name of something

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(4) a. 熟練 expert at; very skilled; having or showing knowledge and skill and aptitude

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(5) a. 隣接 adjoining; neighboring; close to; lying near

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(6) ad. 確か doubtlessly; in an acknowledged manner; confessedly

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(7) v. 断言 state something as true; assert; confirm

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(8) n. 錬金術 medieval chemistry; magical or mysterious power or process of transforming

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(9) n. アマチュア one who engages in an art, science, study, or athletic activity as a pastime rather than as a profession

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(10) n. 健忘 partial or total loss of memory, usually resulting from shock or illness