lugger

n (nautical 海) small ship with one or more four-cornered sails （有四角纵帆的）小帆船.

lucky, lucky dip, lucrative, lucratively, lucrativeness, lucre, Lucretius, lucubration, Luddite, ludicrous, ludicrously, ludicrousness, ludo, luff, luffa, lug, luge, luggage, luggage-rack, luggage-van, lugubrious, lugubriously, lugubriousness, lugworm, lukewarm, lull, lullaby, lumbago, lumbar, lumbar puncture, lumber, lumber-jacket, lumber-room, lumberjack, lumen, luminary, luminosity, luminous, luminously, lumme (also lummy),