2. Most singular nouns add s. Parrot parrots nouns ending in s,x,sh,or ch add es Hippopotamus hippopotamuses Nouns ending with a vowel and a y add Valley valleys Nouns ending with consonant and a y add change the y to an I and add es Puppy puppies
3. - Nouns ending in f or fe change the f to v and add es to some nouns,add s to other nouns calf calves Nouns ending with a vowel and o add s volcano Volcanos Nouns that have special plural spelling Knife knives Nouns that remain the same Sheep sheep
4. Common nouns girl Proper nouns George Washington To make a singular possessive noun,add an apostrophe s (‘s) Cat’s tail To make a noun that ends in s a possessive,add an apostrophe to the end of the word Dogs’ paws
5. To make a plural noun that does not end in s possessive,add an apostrophe s Bear’s honey
