archpirate
nounEtymology From arch- + pirate.
1
A leader of pirates.
- […] he says a man might deem there were as many archpirates as there were oars.1869, William Barnes, Early England and the Saxon-English:
- Not improbably those foreign aggressors, as they are naturally styled by the then owners — those archpirates, the host of Lochlinn — were invited to assist in resisting the Roman oppressors by natives who, sooner than submit, had retreated […]1873, Transactions of the Historic Society of Lancashire and Cheshire: