| Similarity | Rank | |
|---|---|---|
| lightheadedness | 0.918 | 67558 |
| dizziness | 0.905 | 17560 |
| palpitations | 0.885 | 39804 |
| breathlessness | 0.877 | 71854 |
| queasiness | 0.874 | 97196 |
| nausea | 0.872 | 11121 |
| shortness | 0.871 | 29417 |
| giddiness | 0.868 | 81694 |
| fainting | 0.856 | 35001 |
| drowsiness | 0.854 | 32853 |
| lethargy | 0.850 | 36089 |
| tiredness | 0.848 | 27237 |
| Dizziness | 0.833 | 67144 |
| vertigo | 0.833 | 34916 |
| light-headed | 0.829 | 92302 |
| lightheaded | 0.828 | 77744 |
| sleeplessness | 0.828 | 49493 |
| vomiting | 0.826 | 12456 |
| restlessness | 0.822 | 35325 |
| irritability | 0.819 | 26695 |
| numbness | 0.817 | 22822 |
| headache | 0.812 | 7973 |
| indigestion | 0.805 | 30479 |
| hoarseness | 0.803 | 88845 |
| nervousness | 0.800 | 23171 |