Good morning every body
how are you sister inshrah I wont tell you am not anderstsnd
However, there are certain exceptions to this rule. Some more modern words, and those words that have a Spanish/Italian origin that end in the letter ‘o’, just need to have an ‘s’ added to the end.
and

Some nouns have the exact same spelling for both the singular form and the plural form. However, they do still have other plural forms that are considered correct.
and
The word "eat"