Common nouns do not need to begin with a capital letter. A proper noun is a name given to a specific person, place, or thing.
Proper nouns begin with capital letters.
Each sentence below contains two or more nouns. They are either all common nouns or all proper nouns. Underline the nouns and then indicate whether they are common or proper. The answers for the first two sentences are done for you. An impolite fish asked my brother for a worm .