Most nouns ending in -o add -es to form the plural (with some exceptions like photo/photos).
Antonio is regular. It follows the -es Addition rule.
Use plural verbs: "The antonioes are ready" (not "is ready").
Yes. The plural antonioes is standard across all English variants.
The word antonio follows the standard English pluralization rule. When forming the plural, antonio becomes antonioes. This follows the -es Addition pattern, which is one of the most common plural rules in English.
Understanding why antonio becomes antonioes helps with spelling and pronunciation. Most nouns ending in -o add -es to form the plural (with some exceptions like photo/photos).
When using antonioes in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The antonioes are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.