There is also free access to one slot of quizlet with idioms from this book
https://quizlet.com/997537166/
'Rooted in'
formed, made, or developed by using (something) as a basis
Her opinions are deeply rooted in her faith
Moreover, democracy must be rooted in the rule of law
'Unravel'
to find the correct explanation for something that is difficult to understand
The detective was determined to unravel the mystery
It took hours to unravel the complicated plot of the movie
If a process or achievement that was slow and complicated unravels or is unravelled, it is destroyed
Their plans unraveled when she lost her job
