1. (n.) The act of nodding.

2. (n.) A very small libratory motion of the earth's axis, by which its inclination to the plane of the ecliptic is constantly varying by a small amount.

3. (n.) The motion of a flower in following the apparent movement of the sun, from the east in the morning to the west in the evening.

4. (n.) Circumnutation.

alternation arrhythmia asking price bearish prices bid price book value brokenness bullish prices call price capriciousness choppiness closing price decline desultoriness disconnectedness discontinuity eccentricity equivocation erraticness face value fibrillation fitfulness fits and starts fixed price flash price flurry flutter frequency frequency band frequency spectrum harmonic motion high inconstancy intermittence irregularity issue par issue price jerkiness libration low market price market value nominal value nonuniformity nutation offering price opening price oscillation par par value parity patchiness pendulation periodicity price put price quotation quoted price rally resonance resonance frequency roughness seesawing settling price shifting shilly-shally shilly-shallying shuffling spasticity sporadicity sporadicness spottiness stagger stated value swings teeter-tottering teetering tottering uncertainty unevenness unmethodicalness unpredictability unsteadiness unsystematicness vacillation variability variation vibrancy vibratility vibration vicissitude wavering whimsicality wobble wobbling