Greek-derived nouns ending in -on change to -a in the plural form.
Patron is regular. It follows the Greek -a rule.
Use plural verbs: "The patra are ready" (not "is ready").
Yes. The plural patra is standard across all English variants.
The word patron follows the standard English pluralization rule. When forming the plural, patron becomes patra. This follows the Greek -a pattern, which is one of the most common plural rules in English.
Understanding why patron becomes patra helps with spelling and pronunciation. Greek-derived nouns ending in -on change to -a in the plural form.
When using patra in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The patra are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.