making plurals with words ending in O

Adding -s or -es to words ending in O.
You can either add an -s or -es to words ending in O or sometimes they're spelled either way.

Adding -es rule

Which words do we add -es to and why?
bus - buses, business - businesses, match - matches, box - boxes...

We add -es to words to make plurals and third person verbs

'y' to 'ies' or 's' rule

7 Plural Spelling Rules