i was roguishly mad!

He checked the exam paper roguishly. It means dishonest or not true.

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The word 'roguishly' is the adverb form of the adjective 'roguish', meaning 'like a rouge, pertaining to a rouge'. Since a rouge is a person that is considered either untrustworthy, tricky, or just mischievous, the word 'roguishly' means something like mischievous. The word 'roguishly' sometimes also has a connotation that the person doing the action being described as 'roguishly' is being done in a clever, creative, or even a charismatic way.

against average or gone wild like a spy such as james bond