Fabio Capello once said he could manage the England team with just 100 English words. It didn't work out well. Here are the ten most heavily used words associated with football/soccer : 1 – ball 2 – cup 3 – player 4 – Game 5 – Match 6 – Win 7 – Lose 8 – Play 9 – Team 10 – Goalkeeper Source: The Cambridge Dictionaries Online
A 'big ask' is an informal idiom describing goal/task that is difficult to complete. It has migrated from British/Australian the discussion of sport into more general English.