- LEWD
- Raunchy
- Not safe for work
- Inappropriate, perhaps
- Downright blue
- Crudely sexual
- R-rated
- Kind of blue
- NSFW
- Like 59-Across's answer
- Lascivious
- Salacious
- Vulgar
- Beyond suggestive
- Licentious
- Indecent
- Well beyond risqué
- Far from clean
- Take a torch to, in a way
- Like some public behavior that's usually illegal
- Dirty, as a joke
- Dirty-minded
- Obscene
- Beyond off-color
- More than risqué
- Coarse
- Deserving an X-rating
- Off-color
- Far from PG
- Not decent
- Bawdy
- Dirty
- Less than decent
- Off-color, as a remark
- NSFW, perhaps
- Lustful
- More than off-color
- More than suggestive
- Lecherous
- Libidinous
- Naughty—and with 63-Across, composer Beethoven? (born 12/16/1770)
- Ribald
- More than salty
- Not family-friendly
- Blue
- Adult
- Improper, in a way
- Indelicate
- R-rated, perhaps
- Not clean
- Prurient
- Randy
- Satyric
- Lecherlike
- Beyond racy
- Far from family-friendly
- More than spicy
- R-rated, maybe
- Smutty
- NC-17, maybe
- Apt rhyme for "crude" and "rude"
- Apt rhyme of "crude"
- Off-color, plus
- Like the lyrics to Lil Wayne's "Lollipop" or 50 Cent's "Candy Shop"
- Very off-color
- Rhyme for rude and crude, appropriately
- Apt rhyme for "rude" and "crude"
- Like some PG-13 language
- NSFW, probably
- Apt rhyme of "nude" and "crude"
- Certainly not clean
- Like a dirty old man
- Indecent companion
- Beyond risque
- Much less than decent
- Profane
- Suggestive and then some
- Like blue limericks
- Not suitable for all audiences
- Racy
- Really racy
- Apt rhyme for "crude"
- Crude
- X-rated
- Like some limericks
- Deserving an X rating, perhaps
- Like 45-Across
- More than just suggestive
- For mature audiences, in a way
- Rude, crude and shocking to a prude
- Like dirty jokes
- Downright dirty
- Shocking to delicate ears
- Subject to the Comstock Law
- Smuttily offensive
- Unfit for innocent ears
