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