Prefer Welsh spellings such as Caernarfon and Conwy to old-fashioned anglicised versions (Caernarvon, Conway) – although there are exceptions, such as Cardiff not Caerdydd.

Prefer Welsh spellings such as Caernarfon and Conwy to old-fashioned anglicised versions (Caernarvon, Conway) – although there are exceptions, such as Cardiff not Caerdydd.