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