| A | B |
| lenient | not strict or harsh; merciful |
| lethargy | sluggishness; drowsiness |
| lethal | deadly |
| lewd | indecent; obscene or obsessed with sex |
| licentious | immoral; having no respect for accepted rules |
| limacine | pertaining to or resembling a slug |
| lithe | graceful; limber |
| loathe | to hate |
| lubricious | lewd; sexually arousing |
| lucubration | hard, scholarly studying; thinking; cogitation |
| lugubrious | mournful; sad, especially to a exaggerated degree |
| macabre | suggestive of death and decay |
| magnanimous | noble; magnificently kind or generous |
| malaise | a vague feeling of illness or depression; the state of feeling bad |
| malediction | a curse; something bad directed toward someone else |
| malevolent | malicious; wishing bad for other people |
| malice | spite; desire to see others suffer bad things |
| malicious | acting out of malice |
| malign | to say bad things about; to slander |