A poor example
Else clues• I forgot isn't a good one
• My alarm didn't go off, e.g.
• My printer broke, for example
• The dog ate my homework, e.g.
• The dog ate my homework, for one
• Alibi
• Any of this puzzle's theme entries
• Cop-out
• Cover story
• Forgive
• G.H.W. Bush's I was out of the loop, for instance
• It can be lame
• It may be poor
• Let go
• Pretext
• Rationalization
• A defense of some offensive behavior or some failure to keep a promise etc.