ABCC Alphabet carrier

ACV Air-cushion vessel

APC Armored Papal carrier

AV Armored vessel

CC Container carrier

CCF Coastal car ferry

DCC Dry cargo carrier

FV Fishing vessel

FDY Floating dockyard

FR Flat roller

GCC Generational curse carrier

HMS Her Majesty's ship

HRC Human remains carrier

HOC Heavy ocean carrier

HVC Heavy vehicle carrier

HVV High visibility vessel

LGT Liquefied gas tanker

LS Light ship

MPV Multi-purpose vessel

OSV Offshore support vessel

PWS Paddle wheel ship

ROU Republica Oriental de Uruguay

SCTC Self-contained traffic collector

SS Steamship

SSS Schutzstaffschiff

SWPV Scientific whale processing vessel

SY Sailing yacht

TASC Temporary animal survival carrier

THV Twin-hull vessel

TTC Twin tower carrier

TWPE Arvaa! / Have a guess!

USS United States' ship

WIV Weapons inspection vessel

WPV Wind-powered vessel