The words excuse and alibi are?
an excuse for sometthing
alibi
Excuse
A synonym would be "excuse."
alibi
He provided a solid alibi, proving he was out of town at the time of the crime.
You certainly have an excuse, especially to avoid blame
an excuse for something or a crime
alibi
The noun excuse is a reason, explanation, justification, plea, or alibi. The verb to excuse means to allow, absolve, exculpate, exonerate, or forgive.
An alibi is an excuse why someone could not be in a certain place at a certain time. An example of an alibi would be a person being somewhere else at the time of a crime and being able to prove where that person was through other people.