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