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