応援

root for...「ルｰﾄゥ」v,応援する
Which team are you footing for?   Who are you rooting for?

So how do we root for each other, when we do this sport?
Everyone in the stadium was rooting for the home team.

cheer「チア」v,大きな声で応援する(声援する）
The sound of chhring crowds could be heard outside the theater.