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