To Shake
To Rock, To Sway, To Jolt
transitive verb, godan verb
Shake plus "to do" is the verb version of shake. That's to shake or to rock slowly.
The reading comes from 揺る.
僕の伯父さんは、今まで蜂に刺されたことがなくて、どんなものか試してみたかったから、蜂の巣がある木を揺すったんだそうです。
It seems that my uncle shook a tree with a beehive in it because he had never been stung by a bee and wanted to try it out.