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