Which is which
phrase
Used to ask for clarity between two or more similar things or persons.
He brought two identical shirts and I'm trying to figure out which is which.
Often appears as...
- distinguish which is which
- tell which is which
Usage tips
Idiomatic
Definition 1 of 1
Pro Tip 1/3Clarifying Doubts
Use 'which is which' when you want to ask someone to clarify the identity of similar items or people.
The twins are dressed alike; can you tell me which is which?
Pro Tip 2/3Similar Choices
'Which is which' is often used when you're presented with options that look alike but may have subtle differences.
These two colognes smell almost the same; which is which?
Pro Tip 3/3Figuring Things Out
The phrase implies that the speaker is trying to solve a confusion or mystery about similar things.
Both mushrooms look edible, but we need to figure out which is which before using any.
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