KEY: Principle.
SYN: Source, origin, motive, cause, energy, substance, element, power,faculty, truth, tenet, law, doctrine, axiom, maxim, postulate, rule.
ANT: Exhibition, manifestation, application, development, issue,exercise, operation, formation, action.

• Lucre
• Lucubration
• Luculent, [See LUCID]
• Ludicrous
• Lugubrious, [See LUDICROUS]
• Lull_
• Lull \v
• Lu_lose, [See LIMPID]
• Lumber
• Lumber \v
• Luminary
• Luminous, [See LUCID]
• Lump
• Lumpish
• Lunacy
• Lunatic
• Lure_
• Lurid
• Lurk
• Luscious
• Lustration
• Lustre
• Lusty
• Luxuriant, [See EXUBERANT]
• Luxuriate, [See BASK]