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