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