Perjury is the intentional act of swearing a false oath or falsifying an affirmation, to tell the truth, whether spoken or in writing, concerning matters material to an official proceeding.
Lying, or making a statement which is false, is only rarely a matter of criminality. Under some circumstances, lying in court reaches the level to where it can become a case of its own, and this is what we lawyers call perjury.
So, lying and perjury is one of degree or extent.
Now,
Testimony means a formal, written or spoken statement, especially one given in a court of law. Thus this also represents a degree relationship.
Where,
Seeing and Observing are distinct activities.
Stealing is a form of taking, but it doesnt tell the extent to which something is taken.
And Dining means having dinner, which involves eating.
So, similar word-pair like LYING : PERJURY will be Statement : Testimony