wobble

When things wobble, they teeter or rock unsteadily back and forth. A brand new bike rider is bound to wobble a little bit when she's pedaling down the street.

A cafe table might wobble annoyingly until you prop up one leg with folded paper. And, when you first step off an amusement park ride, your legs might wobble for a while. Your voice can wobble too, or tremble, especially when you're upset or nervous. People wobble figuratively too: "When politicians wobble on important issues, it's hard to trust them."

Definitions of wobble
1

v move sideways or in an unsteady way

Synonyms:
careen, shift, tilt
Type of:
move
move so as to change position, perform a nontranslational motion

v move unsteadily

“His knees wobbled
“The old cart wobbled down the street”
Synonyms:
coggle
Type of:
move
move so as to change position, perform a nontranslational motion

v tremble or shake

“His voice wobbled with restrained emotion”
Synonyms:
shimmy
Type of:
vibrate
shake, quiver, or throb; move back and forth rapidly, usually in an uncontrolled manner

n an unsteady rocking motion

Types:
shimmy
an abnormal wobble in a motor vehicle (especially in the front wheels)
Type of:
motion, movement
a natural event that involves a change in the position or location of something

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