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