| Similarity | Rank | |
|---|---|---|
| stimulant | 0.916 | 22497 |
| amphetamines | 0.887 | 47286 |
| depressants | 0.884 | 68464 |
| depressant | 0.862 | 68076 |
| tranquilizers | 0.861 | 65447 |
| sedatives | 0.858 | 54465 |
| psychoactive | 0.855 | 48254 |
| suppressants | 0.852 | 62702 |
| barbiturates | 0.846 | 79147 |
| anti-depressants | 0.845 | 49764 |
| opiates | 0.840 | 35674 |
| caffeine | 0.840 | 9225 |
| anti-anxiety | 0.836 | 66044 |
| benzodiazepines | 0.833 | 38468 |
| Benzodiazepines | 0.832 | 97593 |
| antidepressants | 0.829 | 20708 |
| drugs | 0.820 | 1485 |
| anti-depressant | 0.818 | 60210 |
| opioids | 0.817 | 37974 |
| amphetamine | 0.816 | 38848 |
| habit-forming | 0.813 | 94351 |
| GHB | 0.813 | 71023 |
| anticonvulsants | 0.811 | 99874 |
| psychotropic | 0.810 | 50722 |
| hallucinogens | 0.809 | 85425 |