Nouns ending in -s, -x, -z, -ch, or -sh add -es to form the plural. This makes the word easier to pronounce.
Bronchitis is regular. It follows the -es Addition rule.
Use plural verbs: "The bronchitises are ready" (not "is ready").
Yes. The plural bronchitises is standard across all English variants.
The word bronchitis follows the standard English pluralization rule. When forming the plural, bronchitis becomes bronchitises. This follows the -es Addition pattern, which is one of the most common plural rules in English.
Understanding why bronchitis becomes bronchitises helps with spelling and pronunciation. Nouns ending in -s, -x, -z, -ch, or -sh add -es to form the plural. This makes the word easier to pronounce.
When using bronchitises in writing, remember that it functions as a plural noun in sentences. It pairs with plural verbs and pronouns. For example: "The bronchitises are ready" (not "is ready"). This subject-verb agreement is essential for grammatical correctness.