Ten Welsh words added to Oxford English Dictionary
Ten new Welsh words have been added to the Oxford English Dictionary, including the phrase for cheers.
The BBC's Harriet Morgan looks at some of the new words and their pronunciation.
They also include ych a fi, an exclamation of disgust, and the Welsh word for chips.
The Oxford English Dictionary has more than 500,000 entries and is updated four times a year.
Video filmed and edited by Greg Davies, BBC News.