Définitions
1.VerbTo vary irregularly; to swing.
2.VerbTo undulate.
3.VerbTo be irresolute; to waver."I fluctuated between wishing he was back home and wishing I'd never met him."
4.VerbTo cause to vary irregularly.
5.VerbTo rise and fall as a wave; to be tossed up and down the waves.
6.AdjectiveTossed up and down the waves.
7.AdjectiveWavering, fickle.