What can be a synonym for "step forward"?
Breakthrough
"I had to find the root of the problem in order to solve it." Which expression can replace "the root of the problem"?
Underlying cause
"We carried out the survey as soon as we could." What word can replace "carried out"?
Undertook
Come up with a sentence using "a slippery slope".
"The scientist found this medicine has many negative effects." What word can replace "negative"?
Adverse
Come up with a sentence using "devise".
What is a synonym for "disorder"?
Condition
