- lick
- lickety-split
- lido
- leather-head
- lesson
- let-down
- letter
- level
- lie detector
- lieutenant-governor
- life-saving
- light
- lime-juicer
- lithosol
- load
- loan
- lobbyist
- locatable
- loco
- lobbyism
- lobby
- location
- log
- log-hut
- log-roll
- logger
- lonesome
- long
- looker
- loon
- loopy
- loot
- locate
- locator
- log-man
- lonely
- long greens
- loser
- lovely
- lot
- lowboy
- luau
- lubricate
- lugubriousness
- lumber-yard
- lummox
- lunger
- lunkhead
- lyceum
- lyrical
- m-day
- machine
- mailbox
- mailman
- lynch
- lynch law
- lyric
- main line
- main street
- major
- mama
- mamma
- mammy
- maneuver
- mainline
- make
- majority
- making
- mammae
- man
- marine
- marquee
- marble
- maverick
- mc carthyism
- mc carthyite
- mccarthyism
- mccarthyist
- mean
- meant
- maroon
- marshal
- medic
- mellow
- melon
- men
- meet
- mellowy
- melon-cutting
- memorial
- mew
- midshipman
- mileage
- met
- middy
- milage
- minuteman
- milk-ranch
- minute-man
- meter