| heroin → IsA → drug | 0.59 | |
| heroin → IsA → illicit drug | 0.46 | |
| heroin → IsA → black sticky substance | 0.46 | |
| heroin → IsA → illegal drug | 0.43 | |
| heroin → IsA → addictive opiate | 0.34 | |
| heroin → IsA → a schedule i drug | 0.32 | |
| heroin → IsA → narcotic | 0.32 | |
| heroin → IsA → powerful opiate | 0.30 | |
| heroin → IsA → new drug | 0.25 | |
| heroin → IsA → the most common drug | 0.24 | |
| heroin → IsA → the deadliest drug | 0.22 | |
| heroin → IsA → the drug of choice | 0.17 |