Home • K • Know which is which

Know which is which

To be able to distinguish one thing or person from another.

The two dogs look the same and I do not know which is which.

Related Idioms

Keep something for a rainy day

Here ‘rainy day’ means ‘time of trouble or misfortune’. The advice given is:... Read more →

Half the world knows not how the other half lives

People of one social class are often ignorant of the problems of those of another class. This was... Read more →