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