Singular & Plural forms

We add "s" or "es" to the nouns

For examples
boy__________boys
girl__________girls

We add "s" lasts of the word
except for words ending letters
X , O , S , Sh , Ch , Z

For examples
box_________boxes
watch_______watches
buzz_________buzzes
loss________losses

It contains the plural in the name on the base for some odd names
Where we collect when a particular word does not add her

man__________men
woman_____women
tooth_________teeth

when we add word ends with "y" preceded by a consonant
Consonants are all the alphabet except (I , o , u , e , a) it is the vowels
we delete "y" and
we add
"i"

For example
country_______countries

If the letter "y" before one of the five vowels,
which I have said previously
We just put the "s" without any change

For example
boy__________boys

Where some of the names have the same
formula both in the singular or plural

For examples
fish_______fish
dear______dear