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