pluralize

• pluralise

plural +‎ -ize

pluralize (third-person singular simple present pluralizes, present participle pluralizing, simple past and past participle pluralized)

1. (transitive) To make plural.

   The word "orange" can be pluralized into "oranges".

2. (intransitive) To take a plural; to assume a plural form.

   Nouns pluralize in English, but verbs do not.

3. (transitive) To multiply; to make manifold.
4. (intransitive, Britain) To hold more than one ecclesiastical benefice at the same time.