This noun follows the standard English plural rule: simply add -s to the singular form.
Cardiac is regular. It follows the Standard -s rule.
Use plural verbs: "The cardiacs are ready" (not "is ready").
Yes. The plural cardiacs is standard across all English variants.
The word cardiac follows the standard English pluralization rule. When forming the plural, cardiac becomes cardiacs. This follows the Standard -s pattern, which is one of the most common plural rules in English.
Understanding why cardiac becomes cardiacs helps with spelling and pronunciation. This noun follows the standard English plural rule: simply add -s to the singular form.
When using cardiacs in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The cardiacs are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.