| | calamity | n. Syn. disaster; misery(災難,不幸) event that brings terrible loss, lasting distress, or severe affliction; disaster; misery
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| calcium | n. (鈣) silvery, moderately hard metallic element
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| calorie | n. (卡路里(熱量單位)) unit of heat; unit of heat equal to the amount of heat required to raise the temperature of 1 kilogram of water by 1 degree
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| canal | n. Syn. tube(運河,溝渠,(人體內的)管道) artificial channel filled with water; tube or duct
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| cane | n. Syn. stick(莖,笞杖,棍,棒) any plant with long, hard, elastic stems;  walking stick
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| cannon | n. (加農炮,大砲) great gun; firearm for discharging heavy shot with great force; loop at the top of a bell by which it is hung
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| canteen | n. (小賣部,臨時流動餐館,軍用炊具,水壺) vessel used by soldiers for carrying water, liquor, or other drink; snack bar or small cafeteria, as on a military installation
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| canvas | n. (帆布,畫布) heavy closely woven fabric; background against which events unfold, as in a historical narrative
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| capsule | n. Syn. pill(小容器,膠囊,太空艙) small container; pill in form of small rounded gelatinous; shortened version of a written work
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| caption | n. Syn. title(標題) title; chapter heading; text under illustration
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| captive | n. (俘虜,被俘虜人,被拘禁的人) prisoner taken by force; one kept in power of another; one charmed or subdued by beauty, excellence, or affection
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| carcass | n. (動物屍體) dead body of an animal especially one slaughtered and dressed for food
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| cardinal | a. Syn. chief(主要的) chief; serving as an essential component
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| carpenter | n. (木匠,木工) skilled worker who makes, finishes, and repairs wooden objects and structures
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| carrier | n. Syn. messenger(運送人,運載工具,航空母艦,貨架) one that carries or conveys; messenger
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| carton | n. (紙板箱,紙板盒) pasteboard for paper boxes; pasteboard box
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| cartoon | n. (諷刺畫,漫畫,卡通電影,動畫電影) design or study drawn of full size to serve as a model for transferring or copying; drawing depicting a humorous situation
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| carve | v. Syn. cut; sculpt(切開,雕刻) cut; sculpt
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| cashier | n. (出納員) one who has charge of money; cash keeper
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| cassette | n. (盒式磁帶) container that holds a magnetic tape used for recording or playing sound or video
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