- lovelorn
- lovely
- lovemaking
- lover
- lover-boy
- loveseat
- lovesick
- lovey-dovey
- -loving
- loving
- loving cup
- lovingly
- low
- Low Church
- Low Countries
- Low German
- low life
- Low Mass
- low profile
- low season
- low tide
- low vision
- low water
- low-alcohol
- low-angle shot
- low-born
- lowboy
- lowbrow
- low-budget
- low-calorie
- low-cost
- low-cut
- low-density housing
- lowdown
- low-end
- lower
- lower
- lower-case
- lower-class
- lowering
- lowering
- lowermost
- lowest
- low-fat
- low-flying
- low-frequency
- low-grade
- low-heeled
- low-income
- lowing
- low-interest
- low-key
- lowland
- low-lather
- low-level
- lowlights
- lowliness
- low-loader
- lowly
- low-lying
- low-maintenance
- low-minded
- low-necked
- lowness
- low-octane fuel
- low-paid
- low-pitched
- low-powered
- low-pressure
- low-priced
- low-rent
- low-resolution
- lowrider
- low-rise
- low-slung
- low-sodium
- low-spirited
- low-start mortgage
- low-sulphur petrol
- low-tar
- low-tech
- low-tension
- low-voltage
- loyal
- loyalism
- loyalist
- loyally
- loyalty
- loyalty card
- lozenge
- LP
- LPG
- L-plate
- LPN
- LSD
- LSD
- LSE
- LSO
- Lt.
- LT
- Ltd
- luau
- lube
- lubricant
- lubricate
- lubricated
- lubrication
- lubricator
- lubricious
- lubricity
- lucerne
- lucid
- lucidity
- lucidly
- Lucifer
- luck
- luckily
- luckless
- lucky
- lucky dip
- lucrative
- lucre
- Lucretia Borgia
- Lucretius
- lucubration
- Luddite
- ludicrous
- ludicrously
- ludo
- Ludwig
- luff
- lug
- lug screw
- luggage
- luggage handler
- luggage rack
- luggage trolley
- luggage van
- lugger
- lughole
- lugsail
- lugubrious
- lugubriously
- lugworm
- Luke
- lukewarm
- lull
- lullaby
- lulu
- lumbago
- lumbar
- lumbar puncture
- lumber
- lumber room
- lumbering
- lumberjack
- lumber-jacket
- lumberman
- lumbermill
- lumberyard
- lumen
- luminance
- luminary
- luminescence
- luminescent
- luminosity
- luminous
- lumme
- lummox
- lump
- lump sugar
- lump sum
- lumpectomy
- lumpenproletariat
- lumpfish
- lumpish
- lumpy
- lunacy
- lunar
- lunatic
- lunatic asylum
- lunatic fringe
- lunch
- lunch hour
- lunchbox
- luncheon
- luncheon meat
- luncheon voucher
- luncheonette
- lunchpail
- lunchtime
- lung
- lunge
- lungfish
- lungful
- lungwort
- lunisolar
- lunula
- lupin
- lupine