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