- Ladle
- Ladyship
- Lag behind
- Lairage
- Lambda
- Lambswool
- Lame ducks
- Lame person
- Laminose
- Lamp
- Land
- Land of the leal
- Land revenue
- Land tortoise
- Land-based
- Land-locked
- Landing-gear
- Landlady
- Landlocked country
- Landmark
- Landscape architect
- Landscape painter
- Landward
- Laniferous
- Lanky
- Lantana
- Lanugo
- Lapis lazuli
- Lapsed
- Laptop
- Lapwing
- Larceny
- Lard
- Large
- Large basket
- Large hall
- Large hill
- Large hole
- Large Indian civet
- Large intestine
- Large jar
- Large trumpet
- Largely
- Larger than life
- Lariat
- Lark
- Larky
- Larmier
- Larvicide
- Larynges
- Lasciviously
- Lasciviousness
- Laser
- Laser printer
- Lasso
- Last finger
- Last rites
- Last supper
- Last word
- Latchkey
- Latchkey child
- Latent
- Later
- Laterite vstone
- Latex
- Lath
- Lattice-door
- Laudability
- Laudanum
- Laughably
- Launching site
- Lave
- Lawbreaker
- Lawcourt
- Lawlessly
- Lawn
- Lawnmower
- Laws of war
- Lawyers
- Lax
- Laxative
- Lay a burden on
- Lay heads together
- Lay on the table
- Laze
- Lea
- Leach
- Lead astray
- Lead person a dogs life
- Lead someone up the garden path
- Leading article
- Leading question
- Leads
- Leaf hopper
- Leafed
- Leafless
- Leafy
- Leak
- Lean programme
- Lean-to