parts of speech

parts of speech are eight in number.They are Noun,Pronoun,Adjective,verb,Adverb,Preposition,conjunction and interjection.
Noun
A noun is a word that names a person, place, or thing. Nouns come in these varieties: common
nouns, proper nouns, compound nouns, and collective nouns.
1. Common nouns name any one of a class of person, place, or thing.
girl, city ,food ,boy etc
2. Proper nouns name a specific person, place, or thing. Proper nouns are always capitalized.
Babu New York City ,New Delhi
3. Compound nouns are two or more nouns that function as a single unit. A compound noun
can be two individual words, words joined by a hyphen, or two words combined.
Individual words: time capsule
Hyphenated words: great-uncle
Combined words: basketball
4. Collective nouns name groups of people or things.
audience, family ,herd, crowd,etc