| Similarity | Rank | |
|---|---|---|
| drowsiness | 0.929 | 32853 |
| sleeplessness | 0.899 | 49493 |
| tiredness | 0.892 | 27237 |
| insomnia | 0.891 | 13512 |
| irritability | 0.866 | 26695 |
| dizziness | 0.858 | 17560 |
| lightheadedness | 0.855 | 67558 |
| fatigue | 0.849 | 6944 |
| nausea | 0.847 | 11121 |
| breathlessness | 0.832 | 71854 |
| lethargy | 0.827 | 36089 |
| restlessness | 0.823 | 35325 |
| narcolepsy | 0.822 | 58635 |
| vomiting | 0.820 | 12456 |
| wakefulness | 0.816 | 61910 |
| Irritability | 0.808 | 96534 |
| moodiness | 0.808 | 75748 |
| migraine | 0.806 | 15791 |
| apnea | 0.796 | 17021 |
| vertigo | 0.796 | 34916 |
| palpitations | 0.795 | 39804 |
| faintness | 0.794 | 99887 |
| sleep | 0.790 | 1323 |
| hyperactivity | 0.790 | 32581 |
| dyspnea | 0.787 | 77250 |