Don't put all your eggs in one .... (put all your efforts in one thing)
Don't put all your eggs in one basket.
Don't put all your eggs in one refrigerator.
Once in a ... moon.(not very often, very rarely)
Once in a black moon.
Once in a blue moon.
I ... a rat. (a feeling of suspicion, not trusting ones actions)
I smell a rat.
I chase a rat.
It's a ... in disguise. (something bad that has good results)
It's a blessing in disguise.
It's a bee in disguise.
On the .... (undecided or uncertain)
On the road.
On the fence.
Actions ... louder than words.(what a person does is sometimes more important that what they say)
Actions yell louder than words.
Actions speak louder than words.
Feeling ... the weather. (feeling sick, unwell)
Feeling under the weather.
Feeling on top of the weather.
Take it with a ... of salt.(don't always believe something is true, use caution)
Take it with a pile of salt.
Take it with a grain of salt.
The best thing since ... bread.(to show enthusiasm about something)
The best thing since banana bread.
The best thing since sliced bread.
It's a ... of cake.(its easy)
It's a piece of cake.
It's a slice of cake.
As ... as a rock. (something that is extremely strong, firm, stable, and reliable)
As small as a rock
As solid as a rock.
At the ... of a hat.(to happen instantly)
At the drop of a hat.
At the toss of a hat.
You're ... up the wrong tree. (being misguided , to lead in the wrong direction)
You're smelling up the wrong tree.
You're barking up the wrong tree.
... the hook. (out of trouble)
Stuck on the hook.
Off the hook.
Burn the ... oil. (to work or study late into the night)
Burn the midnight oil.
Burn the house oil.
Let ... dogs lie. (keep out of the situation, don't interfere with the problem)
Let sleeping dogs lie.
Let sleeping dogs lie.
It's a ... in the bucket. (a very small amount compared with what was expected)
It's a stick in the bucket.
It's a drop in the bucket.
... your tongue.(keep your mouth shut on purpose)
Cut your tongue.
Bite your tongue.
Kill ... birds with one stone.(to solve to goals in a single effort)
Kill small birds with one stone.
Kill two birds with one stone.
... on the bandwagon.(to follow a trend)
Ski on the bandwagon.
Jump on the bandwagon.
The ball is in your .... (Your turn to take action of a situation)
The ball is in your court.
The ball is in your mouth.
Cross that ... when you come to it. (don't worry about something until if happens)
Cross that bridge when you come to it.
Cross that book when you come to it.
Bite off more than you can .... (To take on more responsibility than you can handle)
Bite of more than you can watch.
Bite off more than you can chew.
It's the ... of both worlds.(to get advantages of two separate situations)
It's the best of both worlds.
It's the opposite of both worlds.
Let's ... the knot. (get married, have a wedding ceremony)
Let's tie the knot.
Let's cut the knot.
Curiosity ... the cat. (being curious can be dangerous and get you into trouble)
Curiosity killed the cat.
Curiosity jumped the cat.
Every cloud has a ... lining. (difficult or sad times often have a happy side to them)
Every cloud has a silver lining.
Every cloud has an invisible lining.