Answer:

currents

Answer	Crossword Clue
CURRENTS	They may be alternating
CURRENTS	Moving waters
CURRENTS	Swift streams

CURRENTS	Trends and tides.
CURRENTS	Streams.
CURRENTS	Trends.
CURRENTS	Streams

Crossword

a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.