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