ぐらぐらする

(1)move or cause to move back and forth; "The chemist shook the flask vigorously"; "My hands were shaking"

(2)前後に動く、または動かす

(3)move unsteadily, with a rocking motion

(4)揺れる運動で、不安定に動く

(5)shake or vibrate rapidly and intensively; "The old engine was juddering"

(6)急速に集中的に震動するか振動する

(7)move slowly and unsteadily; "The truck lurched down the road"

(8)ゆっくりそして不安定に動く

(9)sway to and fro

(10)あちこちに揺れる