There are currently large gaps in the knowledge we have across Wales, and we need more evidence not only about the number of names that are changing, but also how, why and where they’re changing.
Ar hyn o bryd mae bylchau mawr yn yr wybodaeth sydd gennym ar draws Cymru, ac mae angen mwy o dystiolaeth nid yn unig am nifer yr enwau sy'n newid, ond hefyd sut, pam a ble maent yn newid.