To move quickly in a nervous, restless, or excited fashion; flit.
To tremble or quaver in sound, as of the voice or a musical note.
To change between one state and another; fluctuate:
To give variety to; make diverse:
To undulate is to move in a gentle, rolling, wave-like motion.
To give off (light or sound) by vibration
Alternate is to take turns or do something after another person has finished.
To stop because of indecision; pause or delay in acting, choosing, or deciding because of feeling unsure; waver
To move or swing (something) as a signal; motion with (the hand, arms, etc.)
To move or wave (a weapon, tool, bat, etc.) with a sweeping motion; flourish; brandish
The definition of mercurial is changeable or fickle.
A repeating fluctuation in a physical object or quantity.
Changing location by moving back and forth.
To change or make different; modify:
To transfer from (one conveyance) to another:
To turn aside from a course or way:
(Intransitive) To use a seesaw.
To cause (a person, an opinion, actions, etc.) to be inclined a certain way or be turned from a given course; influence or divert
To climb or move upward by winding or turning.
To render unsteady, removing balance.
(Nautical) To change the course of (a ship) by turning the stern windward.
To move about without a definite destination or purpose.
To shift or veer about; vacillate
Abide means to stay with or remain.
The definition of adhere means to stick to something, either literally or figuratively.
To carry on; persist in:
To continue; go on being
To make or become steady.
To continue in existence; last:
Find another word for fluctuate. In this page you can discover 41 synonyms, antonyms, idiomatic expressions, and related words for fluctuate, like: shift, flutter, waver, vacillate, vary, undulate, vibrate, alternate, hesitate, wave and swing.