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