i Register
In some senses, fluctuate is marked as figuratively, obsolete, literally, rare. Watch for register when choosing this word.
fluctuate
UK /ˈflʌkt͡ʃu.eɪt/ US /ˈflʌkt͡ʃu.eɪt/
verb 5adj 2
Definitions
verb
1
To vary irregularly; to swing.
2
To undulate.
One of them, at great Expence of Algebra, proves, that the Motes, which in Scotomias, we seem to have in our Eyes, are not real Bodies fluctuating in them.
3
To be irresolute; to waver.
I fluctuated between wishing he was back home and wishing I'd never met him.
4
To cause to vary irregularly.
5
To rise and fall as a wave; to be tossed up and down the waves.
adj
1
Tossed up and down the waves.
2
Wavering, fickle.
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