Answer:

runlet

Answer	Crossword Clue
RUNLET	Small stream
RUNLET	Small watercourse
RUNLET	Small stream.

RUNLET	Rivulet.
RUNLET	Little stream.
RUNLET	Tiny stream.
RUNLET	Brook
RUNLET	Small creek

Crossword

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