Plural just means that there is more than one. For instance, the plural of "dog" is "dogs".
a noun
The plural of the word speech is speeches.
The word migration is a noun. The plural form is migrations.
Varieties is a plural common noun.
The word "minutes" is a plural noun.
The word railroads is a plural noun.
The word conversations is a plural noun.
Plural noun.
It is a plural noun.
noun, plural.
noun, plural
plural noun