RhymeZone: pluralize definitions

Definitions of pluralize:

verb: (transitive, grammar) To make plural.
verb: (intransitive, grammar) To take a plural; to assume a plural form.
verb: (transitive) To multiply; to make manifold.
verb: (intransitive, UK) To hold more than one ecclesiastical benefice at the same time.

(Definitions from Wiktionary)