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