Answer:

WEASELS

Answer	Crossword Clue
WEASELS	Summer ermines
WEASELS	Untrustworthy folks
WEASELS	Treacherous ones

WEASELS	Sneaky sorts
WEASELS	Stool pigeons
WEASELS	Untrustworthy sorts
WEASELS	Furtive people.
WEASELS	Animals that suck eggs.
WEASELS	Animals allied to minks.
WEASELS	Equivocates
WEASELS	Sneaks

WEASELS	Sneaky types
WEASELS	Sly sorts
WEASELS	Animals not to be trusted?
WEASELS	Deceitful sorts
WEASELS	Sneaky critters

Crossword

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