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