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