Answer:

tarns

Answer	Crossword Clue
TARNS	Mountain lakes
TARNS	Lake District sights
TARNS	Lake District pools

TARNS	Mountain pools
TARNS	High-elevation lakes
TARNS	Glacial mountain lakes
TARNS	Mountain lakes.
TARNS	Lakes.
TARNS	Lakes in the mountains.
TARNS	Lochs of Scotland.
TARNS	Mountain pools.

TARNS	Pools.
TARNS	Small, steep-banked lakes
TARNS	High lakes
TARNS	Pocono pools
TARNS	Small mountain pools
TARNS	Small mountain lakes

Crossword

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