Matching Pairs English Conversation Matching PairsOnline version Pairs activity for english class by Tamarah Black 1 Escalate 2 Err on the side of caution 3 Can of worms 4 Explore all avenues 5 Direction 6 Choke point 7 Back to square one Act more carefully and take no risk An action that could lead to a LOT of other issues Consider all available options A bottleneck; something that blocks the execution of a project To restart; to disregard previous plans Guidance or advice offered by mangers to their subordinates To report an issue to upper management