- leaf-cutting ant
- leaf-cutting bee
- leafed
- leaf fat
- leaf-footed bug
- leaf gap
- leafhopper
- leaf-hopper
- leaf insect
- leaf lard
- leaf-lard
- leaflet
- leafleteer
- leaf lettuce
- leaf miner
- leaf mold
- leaf monkey
- leaf mould
- leaf mustard
- leaf-nosed bat
- leaf peeper
- leaf primordium
- leaf roll
- leaf roller
- leaf rust
- leaf scald
- leaf scar
- leaf sheath
- leaf sight
- leaf spot
- leaf spring
- leafstalk
- leaf through
- leaf trace
- leaf warbler
- leafy
- league
- League City
- league football
- League of Nations
- League of Women Voters
- leaguer
- league table
- Leah
- Leahy
- leak
- leakage
- leakance
- leaker
- Leakey
- leakproof
- leaky
- leal
- Leamington
- Leamington Spa
- lean
- Lean
- lean and hungry look
- lean-burn
- Leander
- leaner
- lean-faced
- leangle
- leaning
- Leaning Tower of Pisa
- Leaning Tower of Pisa, The
- lean on
- lean over backwards
- leant
- lean-to
- leap
- leap day
- leapfrog
- leapfrog test
- leap in the dark
- leapling
- leap of faith
- leap second
- leapt
- leap year
- lear
- Lear
- lear board
- lea-rig
- learn
- learn by heart
- learned
- learned borrowing
- learned helplessness
- learned profession
- learned society
- learner
- learner's chain
- learning
- learning curve
- learning difficulties
- learning disability
- learning-disabled
- learning management system
- learning pod
- learning resources center
- learning support assistant
- learn one's lesson
- learnt
- learn to live with
- leary
- lease
- leaseback
- leasehold
- leaseholder
- leaseman
- lease-purchase
- lease rod
- leash
- leash law
- leasing
- least
- least bittern
- least common denominator
- least common multiple
- least concern
- least flycatcher
- least killifish
- least of all
- least resistance, line of
- least sandpiper
- least shrew
- least significant digit
- least squares
- least upper bound
- leastways
- least weasel
- leastwise
- least-worst
- leat
- leather
- leatherback
- leatherback turtle
- leather beetle
- leatherette
- leatherfish
- leather-hard
- leatherhead
- Leatherhead
- leatherjacket
- leatherleaf
- leather-lunged
- leathern
- leatherneck
- Leatheroid
- leather star
- Leather-Stocking Tales
- leatherwear
- leatherwood
- leatherwork
- leathery
- leave
- leave a bad taste in one's mouth
- leave alone
- leave a lot to be desired
- leave behind
- leaved
- leave flat
- leave hanging
- leave holding the bag
- leave in the lurch
- leaven
- leavening
- leave no stone unturned
- Leavenworth
- leave of absence
- leave off
- leave one cold
- leave open
- leave out
- leave out in the cold
- leave out of account
- leaves
- Leaves of Grass
- leave someone alone
- leave someone in peace
- leave someone in the lurch
- leave someone to his or her resources
- leave-taking
- leave the door open
- leave to someone's own devices
- leave to someone's tender mercies
- leave well enough alone
- Leave well enough alone
- leave without a leg to stand on
- leave word
- leaving
- leavings
- Leavis
- Leavitt
- leavy
- Leawood
- Leb
- Lebanese
- Lebanon
- Lebanon Mountains
- lebbek
- leben
- Lebensraum
- lebes
- Lebesgue
- Lebesgue integral
- lebkuchen
- Leblanc
- Le Bourget
- Lebowa
- Lebrun
- LEC
- le Carré
- Le Carré
- Le Cateau
- Lecce
- leccy
- lech
- Lech
- lechaim
- Le Chatelier's principle
- lechatelierite
- Le Châtelier principle
- lecher
- lecherous
- Lecher wires
- lechery
- lechosos opal
- lechuguilla
- lechwe
- Le Cid
- lecithal
- lecithin
- lecithinase
- Lecky
- Leclair
- Leclanché cell
- Leconte de Lisle
- Le Corbusier
- Le Creusot
- lect
- lect.
- lectern
- lectin
- lection
- lectionary
- lector
- lectotype
- lecture
- lecturer
- lectureship
- Lecuona
- lecythus
- led
- LED
- Leda
- Leda and the swan
- Ledbetter
- LED display
- lede
- Lederberg
- lederhosen
- ledge
- ledger
- Ledger
- ledger beam
- ledger board
- ledger line
- ledger paper
- ledger plate
- ledger strip
- ledgy
- Ledoux
- Le Duc Tho
- Ledyard
- Led Zeppelin
- lee
- Lee
- Lee, Robert E.
- leeboard
- leech
- Leech
- leech line
- leech rope
- LEED
- Leeds
- Leeds Castle
- lee gauge
- leek
- leek-green
- leer
- leering
- leery
- lees
- Leesburg
- lee shore
- Lees Summit
- leet
- lee tide
