1. clothes, cloth, clothing
　clothes統指各種衣服，謂語動詞永遠是復數， cloth指布，為不可數名詞 clothing 服裝的總稱，指一件衣服用a piece of, an article of
2. incident, accident
　incident指小事件, accident指不幸的事故He was killed in the accident.
3. amount, number
　amount后接不可數名詞， number后接可數名詞 a number of students
4. family, house, home
　home 家，包括住處和家人，house房子，住宅，family家庭成員. My family is a happy one.
5. sound, voice, noise
　sound自然界各種各樣的聲音，voice人的嗓音，noise噪音I hate the loud noise outside.
6. photo, picture, drawing
　photo用照相機拍攝的照片，picture可指相片，圖片，電影片，drawing畫的畫