| Similarity | Rank | |
|---|---|---|
| dizziness | 0.902 | 17560 |
| lightheadedness | 0.869 | 67558 |
| migraine | 0.851 | 15791 |
| palpitations | 0.848 | 39804 |
| nausea | 0.847 | 11121 |
| Dizziness | 0.843 | 67144 |
| breathlessness | 0.838 | 71854 |
| numbness | 0.837 | 22822 |
| faintness | 0.833 | 99887 |
| insomnia | 0.830 | 13512 |
| sleeplessness | 0.826 | 49493 |
| hallucinations | 0.825 | 27406 |
| disorientation | 0.821 | 51531 |
| Meniere's | 0.820 | 89390 |
| drowsiness | 0.819 | 32853 |
| fainting | 0.816 | 35001 |
| headache | 0.815 | 7973 |
| migraines | 0.812 | 20372 |
| syncope | 0.812 | 80539 |
| delirium | 0.809 | 41697 |
| hyperventilation | 0.804 | 89367 |
| tiredness | 0.803 | 27237 |
| tachycardia | 0.803 | 50786 |
| hypotension | 0.803 | 45505 |
| vomiting | 0.802 | 12456 |