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