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