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