Casehardened and Matter of fact

Matter of fact and casehardened are semantically related. In some cases you can use "Matter of fact" instead an adjective "Casehardened".

Matter of fact noun - A matter that is an actual fact or is demonstrable as a fact.

Casehardened and matter of fact are semantically related. Sometimes you can use "Casehardened" instead an adjective phrase "Matter of fact".