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