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