- Lt. Col.
- Lt. Comdr.
- Ltd.
- LTE
- Lt. Gen.
- Lt. Gov.
- L.Th.
- Lt. Inf.
- LTJG
- LTL
- LTNS
- LTR
- LTSA
- LTV
- lt-yr
- Lu
- luach
- Lualaba
- Luanda
- Luang Prabang
- Luangwa
- Luanne
- Luanshya
- Luapula
- luau
- lub
- Luba
- Lubang Islands
- Lubavitcher
- lubber
- lubber grasshopper
- lubber line
- lubberlylubberly synonyms
- lubber's hole
- lubber's knot
- lubber's line
- Lubbock
- lubelube synonyms
- Lübeck
- Lubitsch
- Lübke
- Lublin
- lubra
- lubric
- lubricantlubricant synonyms
- lubricatelubricate synonyms
- lubricationlubrication synonyms
- lubricator
- lubriciouslubricious synonyms
- lubricitylubricity synonyms
- lubricouslubricous synonyms
- lubritorium
- Lubumbashi
- Lubyanka
- Lucan
- Lucania
- lucarnelucarne synonyms
- Lucas
- Lucas van Leyden
- Lucca
- luce
- lucency
- lucentlucent synonyms
- lucerne
- luces
- lucha libre
- Lucia
- Lucia di Lammermoor
- Lucian
- Lucianne
- lucidlucid synonyms
- lucida
- luciditylucidity synonyms
- LuciferLucifer synonyms
- luciferase
- Luciferian
- Luciferianism
- luciferin
- lucifer matchlucifer match synonyms
- luciferous
- lucifugous
- Lucilius
- Lucille
- Lucina
- Lucinda
- Lucite
- Lucius
- Lucius I
- Lucius II
- Lucius III
- luckluck synonyms
- luckie
- luckilyluckily synonyms
- luck into
- lucklessluckless synonyms
- Lucknow
- luck of the devil
- luck of the drawluck of the draw synonyms
- luck outluck out synonyms
- luckpenny
- luckylucky synonyms
- Lucky Country
- lucky dip
- lucrativelucrative synonyms
- lucrelucre synonyms
- Lucretia
- Lucretius
- Lucrezia Borgia
- lucubratelucubrate synonyms
- lucubrationlucubration synonyms
- luculentluculent synonyms
- Lucullan
- Lucullus
- Lucy
- Lucy Stoner
- lud
- Lüda
- Luddite
- Luddites
- lude
- Ludendorff
- Lüdenscheid
- luderick
- Lüderitz
- Ludhiana
- ludic
- ludicrousludicrous synonyms
- Ludlow
- ludo
- Ludwig
- Ludwig II
- Ludwigsburg
- Ludwigshafen
- Luebke
- Luella
- Luening
- lues
- luetic
- luff
- luffa
- luff on luff
- luff tackle
- Lufkin
- Luftwaffe
- luglug synonyms
- Luganda
- Lugano
- Lugansk
- Lugar
- lugeluge synonyms
- Luger
- lug foresail
- luggageluggage synonyms
- luggage van
- lugger
- lugger topsail
- luggie
- Lughnasadh
- lughole
- lug nut
- Lugo
- Lugones
- Lugosi
- lug-rigged
- lugsaillugsail synonyms
- lug screw
- lug-soled
- lugubriouslugubrious synonyms
- lugworm
- lug wrench
- Luhansk
- Luhrmann
- Lu Hsün
- Luichow Peninsula
- Luik
- Luing
- Luisetti
- Lukacs
- Lukan
- Lukas
- Luke
- Luke, the Gospel According to
- lukewarmlukewarm synonyms
- Luks
- lulab
- LULAC
- lulav
- Luleå
- Luleälv
- lulllull synonyms
- lullabylullaby synonyms
- lull into
- Lully
- lulululu synonyms
- Luluabourg
- lulz
- lum
- luma
- lumb-
- lumbago
- lumbar
- lumbar plexus
- lumbar puncture
- lumberlumber synonyms
- lumberinglumbering synonyms
- lumberjacklumberjack synonyms
- lumber jacket
- lumbermanlumberman synonyms
- lumbermill
- Lumber River
- lumber room
- lumbersexual
- Lumberton
- lumberyard
- lumbo-
- lumbosacral
- lumbrical
- lumbricalis
- lumbricoid
- lumen
- lumen-hour
- lum-hat
- Lumholtz's kangaroo
- Lumière
- Luminaire
- Luminal
- luminanceluminance synonyms
- luminaria
- luminaryluminary synonyms
- lumine
- luminesceluminesce synonyms
- luminescenceluminescence synonyms
- luminescentluminescent synonyms
- luminiferous
- luminism
- luminophore
- luminosityluminosity synonyms
- luminosity class
- luminousluminous synonyms
- luminous efficacy
- luminous efficiency
- luminous emittance
- luminous energy
- luminous exitance
- luminous flux
- luminous flux density
- luminous intensity
- luminous paint
- luminous range
- lumisterol
- lumme
- lummix
- lummoxlummox synonyms
- lumplump synonyms
- lumpectomy
- lumpen
- lumpenprole
- lumpenproletariat
- lumper
- lumpfish
- lump hammer
- lump in one's throat
- lumpishlumpish synonyms
- lump of sugar
- lumpsucker
- lump sumlump sum synonyms
- lumpylumpy synonyms
- lumpy jaw
- Lumumba
- Luna
- lunacylunacy synonyms
- luna moth
- lunarlunar synonyms
- lunar caustic
- lunar cycle
- lunar day
- lunar distance
- lunar eclipse
- lunar excursion module
- lunarian
- lunar modulelunar module synonyms
- lunar month
- Lunar Orbiter
- lunar rainbow
- lunar rover
- lunarscape
- lunar year
- lunate
- lunaticlunatic synonyms
- lunatic asylumlunatic asylum synonyms
- lunatic fringelunatic fringe synonyms
- lunation
- lunchlunch synonyms
- lunchbox
- lunch counterlunch counter synonyms
- luncheonluncheon synonyms
- luncheon club
- luncheonetteluncheonette synonyms
- luncheon meatluncheon meat synonyms
- luncheon voucher