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