Wobble
/ˈwɒbl̩/
noun
An unsteady motion.
“The fat man walked down the street with a wobble.”
A tremulous sound.
“There was a wobble on her high notes.”
A low-frequency oscillation sometimes used in dubstep
Synonyms: jiggle, quiver, shake, tremble, quaver, tremble, tremolo, vibrato
verb
To move with an uneven or rocking motion, or unsteadily to and fro.
“the Earth wobbles slowly on its axis; the jelly wobbled on the plate”
To tremble or quaver.
“The soprano's voice wobbled alarmingly.”
To vacillate in one's opinions.
“I'm wobbling between the Liberals and the Greens.”
Synonyms: falter, vacillate, waffle, waver, jiggle, rock, shake, wiggle