Here is a list of common idiomatic expressions.

A bird in the hand is worth two in the bush

This expression is used to suggest that something that you have is more valuable than something that you do not have even if it is better.

A blessing in disguise

If something is a blessing in disguise, its goodness is not recognized at first.

A chip on your shoulder

To have a chip on your shoulder is to worry about something that happened in the past.

A dime a dozen

If something is a dime a dozen, it is readily available.

A doubting Thomas

If you are a doubting Thomas, you won’t believe anything without seeing.

A drop in the bucket

If something is a drop in the bucket, then it is a very small part of something really big.

A fool and his money are easily parted

This expression is used to suggest that a foolish person will lose his money easily.

A house divided against itself cannot stand

This expression is used to suggest that everybody must stay united and work together; otherwise, things won’t work out.

A leopard can’t change its spots

This expression is used to suggest that a person cannot change who he/she is.

A penny saved is a penny earned

When you don’t spend your money, you are actually saving it little by little.

A picture paints a thousand words

A visual representation of something is far more descriptive than words.

A piece of cake

If something is a piece of cake, it is a simple task that can be accomplished easily.