There is also free access to one slot of quizlet with idioms from this book
https://quizlet.com/1042317663/
'Cover up weaknesses'
attempting to hide or mask a flaw or shortcoming in oneself or in something else
People may try to cover up weaknesses to avoid being judged or ridiculed
He tried to cover up his weakness for public speaking by memorizing his lines
'Be upfront about'
to speak honestly and openly about something, without trying to hide or avoid the truth
Include detailed pictures and be upfront about the car's body and mechanical condition
The mayor, who is known for his occasional tardiness, has been upfront about his ideal schedule
