A a-sail - autopilot
B baby stay - byou
C cabin - cutter
D daggerboard - drogue
E ebb - eye terminal
F fair lead - fuse
G gaff - gybe
H halyard - hull speed
I impleller - intermediate
J jackline - jury rig
K keel - kite
L ladder - lying to
M main - mooring hook
N naviagation lights - near gale
O oar - overhang
P-Q pad eye - quarter berth
R radar - running rigging
S s-sail- switch panel
T t-terminal - twist shackle
U under power - uphaul
V-W variation - wreck
Y-Z yacht - zephyr