Ketch and Pinnace

Ketch noun - A sailing vessel with two masts; the mizzen is forward of the rudderpost.

Pinnace and ketch are semantically related in vehicle for water travel topic. In some cases you can use "Pinnace" instead a noun "Ketch", when it comes to topics like boat propelled with wind by sailcloth.

Pinnace noun - A boat for communication between ship and shore.

Ketch and pinnace are semantically related in vehicle for water travel topic. You can use "Ketch" instead a noun "Pinnace", if it concerns topics such as boat propelled with wind by sailcloth.