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