content_image/794900.jpg content_image/794899.jpg content_image/794898.jpg content_image/794897.jpg
## Changing ‘y’ to ‘i’ 

If a noun ends in ‘y’, and there is a consonant before it, a plural is formed by changing the ‘y’ into an ‘i’ and adding ‘-es’: 

<img src='content_image/794900.jpg'>

If the ‘y’ is preceded by another vowel, an ‘s’ only is added: 

## Adding ‘es’ or ‘s’ 

<img src='content_image/794899.jpg'>

If a noun ends in ‘o’ and a consonant precedes the ‘o’, ‘-es’ is added to form a plural: 

<img src='content_image/794898.jpg'>

If there is a vowel before the ‘o’, an ‘s’ only is added: 

<img src='content_image/794897.jpg'>

It would be difficult to add an ‘s’ only to some words because it would be impossible to pronounce them. These are words that end in ‘ch’, ‘sh’, ‘s’, ‘x’ and ‘z’. In this case an ‘e’ has to be added before the ‘s’: 

