A discharged B derived C deprived D dispatched
A blundered B tangled C bewildered D hampered
A enhance B amplify C foster D magnify
A confirm B confront C confine D conform
A scrapped B screwed C scraped D scratched
A defied B refuted C excluded D vetoed
A coincided with B stumbled on C tumbled to D collided with
A conserve B conceive C convert D contrive
A discern B distort C distract D dazzle
A prime B primitive C primary D preliminary