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