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