| Answer | Crossword Clue |
|---|---|
| MRINBETWEEN | Person not to be messed with, in song |
| LIFETHREATENING | Not to be fooled with, in a way |
| RAT | Person not to be trusted |
| JERK | Not a pleasant person to be around |
| BLACKBELT | Person not to mess with |
| TOUGHCOOKIE | Not the easiest person to deal with |
| SIEVE | Not a good person to entrust with secrets, informally |
