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