- local authority
- local color
- local colour
- local examinations
- local government
- local loan
- local mean time
- local option
- local oscillator
- local preacher
- local sign
- local standard of rest
- local time
- local wind
- local yokel
- local-content
- locale
- localism
- localite
- locality
- localize
- locally
- locally Euclidean space
- locally compact space
- locally finite set
- locate
- location
- locative
- locator
- locavore
- loch
- lochan
- loche
- lochia
- lochus
- loci
- lock
- lock bay
- lock horns
- lock in
- lock nut
- lock on to
- lock out
- lock rail
- lock seam
- lock stitch
- lock the barn door after the horse has bolted
- lock up
- lock washer
- lock, stock, and barrel
- lock-in
- lockable
- lockage
- lockbox
- lockdown
- locked and loaded
- locked bowels
- locked in
- locked-in syndrome
- locker
- locker plant
- locker room
- locker-room
- locket
- lockfast
- locking piece
- locking plate
- locking pliers
- lockjaw
- locknut
- lockout
- lockpick
- lockram
- lockset
- locksmith
- lockstep
- lockup
- loco
- loco citato
- loco disease
- loco primo citato
- loco supra citato
- locoism
- locoman
- locomobile
- locomote
- locomotion
- locomotive
- locomotive engineer
- locomotor
- locomotor ataxia
- locoweed
- locular
- locule
- loculicidal
- loculus
- locum tenens
- locus
- locus classicus
- locus in quo
- locus sigilli
- locus standi
- locust
- locust bean
- locust bird
- locust years
- locution
- locutionary
- locutionary act
- locutorium
- locutory
- lode
- loden
- lodestar
- lodestone
- lodge
- lodged
- lodgepole pine
- lodger
- lodging
- lodging house
- lodging knee
- lodging turn
- lodgings
- lodgment
- lodicule
- loe
- loerie
- loess
- loft
- loft building
- loftily
- lofting iron
- loftsman
- lofty
- log
- log chip
- log in
- log jam
- log of wood
- log out
- log reel
- log ship
- log-
- log-log
- log.
- logagraphia
- logan
- logan stone
- loganberry
- logania
- logania family
- loganiaceous
- logaoedic
- logarithm
- logarithmic
- logarithmic function
- logbook
- loge
- loggan stone
- logger
- loggerhead
- loggerhead shrike
- loggerhead turtle
- loggerheads
- loggets
- loggia
- logging
- logging stone
- logia
- logic
- logic array
- logic bomb
- logic cell
- logic circuit
- logic gate
- logic level
- logic programming
- logical
- logical atomism
- logical consequence
- logical constant
- logical construction
- logical form
- logical operation
- logical operator
- logical positivism
- logical sum
- logical syntax
- logical truth
- logically
- logically possible
- logician
- logicism
- logicize
- login
- logion
- logistic
- logistic curve
- logistically
- logistician
- logistics
- logjam
- logline
- loglog
- lognormal
- logo
- logo-
- logocentrism
- logogram
- logograph
- logographic
- logography
- logogriph
- logomachy
- logopaedics
- logopedics
- logophile
- logophobia
- logorrhea
- logorrhoea
- logos
- logotype
- logperch
- logroll
- logrolling
- logway
- logwood
- logy
- lohan
- loiasis
- loid
- loin
- loincloth
- loins
- loiter
- loitering
- lokacara
- loliginid
- loll
- lollage
- lollapalooza
- lollipop
- lollipop man
- lollo rosso
- lollop
- lolly
- lolly water
- lollygag
- lollywater
- lolz
- loma
- loment
- lon.
- lone
- lone hand
- lone pair
- lone wolf
- lonely
- lonely hearts
- lonely-hearts
- loner
- lonesome
- long
- long COVID
- long account
- long ago
- long and short of it, the
- long arm
- long arm of the law, the
- long barrow
- long bone
- long card
- long clam
- long con
- long distance
- long division
- long dozen
- long face
- long finger
- long gallery
- long game
- long green
- long gun
- long haul
- long hauler
- long hop
- long horn
- long horse
- long house
- long hundredweight
- long in the tooth
- long iron
- long jenny
- long johns
- long jump
- long jumper
- long lease
- long leg
- long list