Below are possible answers for the crossword clue Snake in the grass.
PERIL
put in a dangerous, disadvantageous, or difficult position
pose a threat to; present a danger to; "The pollution is endangering the crops"
a venture undertaken without regard to possible loss or injury; "he saw the rewards but not the risks of crime"; "there was a danger he would do the wrong thing"
a source of danger; a possibility of incurring loss or misfortune; "drinking alcohol is a health hazard"
a state of danger involving risk
RAT
a person who is deemed to be despicable or contemptible; "only a rotter would do that"; "kill the rat"; "throw the bum out"; "you cowardly little pukes!"; "the British call a contemptible person a `git'"
someone who works (or provides workers) during a strike
give away information about somebody; "He told on his classmate who had cheated on the exam"
catch rats, especially with dogs
give (hair) the appearance of being fuller by using a rat
take the place of work of someone on strike
employ scabs or strike breakers in
any of various long-tailed rodents similar to but larger than a mouse
desert one's party or group of friends, for example, for one's personal advantage
a pad (usually made of hair) worn as part of a woman's coiffure
one who reveals confidential information in return for money
RATTLER
pit viper with horny segments at the end of the tail that rattle when shaken
a railroad train consisting of freight cars
SNEAK
a person who is regarded as underhanded and furtive and contemptible
to go stealthily or furtively; "..stead of sneaking around spying on the neighbor's house"
pass on stealthily; "He slipped me the key when nobody was looking"
make off with belongings of others
put, bring, or take in a secretive or furtive manner; "sneak a look"; "sneak a cigarette"
marked by quiet and caution and secrecy; taking pains to avoid being observed; "a furtive manner"; "a sneak attack"; "stealthy footsteps"; "a surreptitious glance at his watch"
someone acting as an informer or decoy for the police
someone who prowls or sneaks about; usually with unlawful intentions
Other crossword clues with similar answers to 'Snake in the grass'