The US Navy's FSF-1 is an experimental catamaran Fast Sea Fighter which joins speed and stealth in a 50 knot speed, 4,000 mile range and a crew of five officers and 21 enlisted. It is still a test vessel and is dubbed X-Craft.
Xenon
Xigua is a fruit. It is a type of watermelon.
a four letter word beginning with X is xebec (a small historical three masted sailing ship with square sails.
'Boca' is the spanish word for boat/ ship.
Why do you? Roxy x Jane is a better ship anyway ;D
forecastle foremast
shipmateshipwreckshipshapeshipwrightshipboardshipyard
transport ship
There is no synonym for awesome beginning with the letter x.
A Schooner.
Ship
naval ship nimbus