tide

To betide; befall.

The periodic variation in the surface level of the oceans and of bays, gulfs, inlets, and estuaries, caused by gravitational attraction of the moon and sun.

A specific occurrence of such a variation.

Flood tide.

Tidal force.

Something that increases, decreases, or fluctuates like the waters of the tide.

A large amount or number moving or occurring in a mass.

A surge of emotion: synonym: flow.