London: 'Twerking', 'hashtag' and 'lolz' are among the thousands of new words added to the Scrabble dictionary in the first update to the list since 2011.

About 6,500 words have been added to the latest Collins Scrabble Word List, including a number of slang terms such as 'lolz', 'shizzle' and 'obvs' used on social media and in text messages, the publisher said.