Nouns ending in -s, -x, -z, -ch, or -sh add -es to form the plural. This makes the word easier to pronounce.
Patriarch is regular. It follows the -es Addition rule.
Use plural verbs: "The patriarches are ready" (not "is ready").
Yes. The plural patriarches is standard across all English variants.
The word patriarch follows the standard English pluralization rule. When forming the plural, patriarch becomes patriarches. This follows the -es Addition pattern, which is one of the most common plural rules in English.
Understanding why patriarch becomes patriarches helps with spelling and pronunciation. Nouns ending in -s, -x, -z, -ch, or -sh add -es to form the plural. This makes the word easier to pronounce.
When using patriarches in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The patriarches are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.