How do you relate leads with other leads?

@Joanne Augstein-Collins

Maybe you can have a lookup field on lead to link two leads with each other.

Also if you want to link leads from same account similar to how contacts are linked then you can refer to the before link:

https://trailhead.salesforce.com/en/trailblazer-community/feed/0D54S00000A7xz9SAB

Thanks.