a knavish invention or relation ...1613 jocular obs.
formed after 'navigation'
FIRST DOCUMENTED USE
1613 - see e Example below
"...For my part, I wish so well to Navigation and Discoveries, that I would wish such complaints to be but calumnies, and to be the knavigations of false discoverers..."
From: The Pilgrimage, or Relations of the World,
and the Religions observed in all Ages and Places....
By: Samuel Purchas, 1613
• A New English Dictionary on Historical Principles,
James Murray, 1887-1933