The term 'LANGUAGE THAT GAVE US 'CORGI' ' can be answered with the five-letter word 'WELSH'. WELSH is a Celtic language spoken in Wales, a country in the United Kingdom. It is closely related to Cornish and Breton, two other Celtic languages. WELSH is the native language of around 600, 000 people in Wales, and it has been spoken there for centuries. The word 'CORGI' is believed to have originated from the WELSH phrase 'cor gi', which means 'dwarf dog'.