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