Level 4 - 3 - Spelling Practices

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(1) n. [hornbill] bird of tropical Africa and Asia having a huge bill surmounted by a bony protuberance

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(2) n. [색조] color; appearance; particular gradation of color

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(3) a. [수많은] countless; too many to be counted

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(4) ad. [나중엔 죄다] constantly; always; in every case or on every occasion

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(5) n. [키보드] a device consisting of a set of keys on a piano or organ or typewriter or typesetting machine or computer

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(6) a. [힘드는] demanding much work or care; tedious

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(7) a. [치명적인] deadly; causing or capable of causing death

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(8) n. [역학] branch of physics concerned with the motion of bodies

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(9) n. [영양] a source of materials to nourish the body

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(10) n. [확산] the sudden or violent start of something unwelcome; eruption; explosion