Sentence:  And quhairas ʒour Ma[jesty] is informed, that theſe who wer appoynted to proſequut the Lord Maxwell hes keipit companie with him, theaſe that hes commandement of ʒour Ma[jesty]s Guairdis humlie craves tryall of that <WSD>calumnie</WSD>;nb... 
Meaning of the word marked with <WSD> tags:  Falsifications or misrepresentations intended to disparage or discredit another.