Do you ever get confused by some of the variants of cousin? First Cousin? Second Cousin? Removed???
Ancestry blog just published an interesting article which clarifies all the cousin terminology – “Degrees of Cousin-ness” by Amy Johnson Crow published 29 March 2014
Of course all of this is much easier if you find the command in your Family History software that shows relationships between a person in your database and your defined root person – in RootsMagic this is the Set Relationship command under the Tools menu. Find the command for your software. Most software packages also have a relationship calculator – which lets you select any two people in your database and calculates their relationship.