I thought he was a friend, but he turned out to be a real snake in the grass.
traitor, backbiter
A "snake in the grass" is a person that should be regarded with suspicion because they are not trustworthy. An example of this idiom used in a sentence would be, "Natalie knew not to trust Nathan, he was a snake in the grass which would strike at the first available opportunity."
example sentence: The gardener dug clumpsof grass from between the sidewalk slabs.
Example sentence - The grass in the pasture looked sparse.
Finding a person who is lost in the woods is like looking for a needle in a haystack.The search for suspects was a needle in a haystack.The correct idiom is "looking for a needle in a haystack".
I like rainbow grass in contrast to boring,plain old green grass.
Example sentence - The cattle eat a variety of healthy grasses year round in the mild climate.
The serpent slithered through the grass.
As in, you want an example of the word 'tranquil' used in a sentence? My first sentence was an example of that, but here's another: 'The tranquil garden swirled around my head as I slumped to the damp grass' I got that from a book. :)
Her eyes were as green as grass. "as green as grass" is the simile.
To be baleful means to be threatening or menacing. For example, "The bull sent a baleful glance at the intruder as he munched on a blade of grass".
The sentence is a jumbled one for confusion. The actual sentence is, The brown cow ate the grass.