The EFF have published new Diceware-type wordlists, designed for 7,776 word dictionaries (rolling 5 dice). The objective is to use fewer less-memorable or awkward words than those in the Diceware site. https://www.eff.org/deeplinks/2016/07/new-wordlists-random-passphrases Can't say it's been a problem for me, but might use the new ones in future.....