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