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Common noun name non-specific people, places, things or ideas, while proper noun name specific people, places, things, or ideas.

Man (common noun)
John SMith (Proper noun)

Mountain (common noun)
Mt. Fuji (Proper noun)
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Common noun : is a general noun
ex: teacher,hospial,school
proper noun: is a specific noun
ex:Ma'am Steph ,Malvar hospital (hospital),,Shining Hope Academy (school)
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