しびれる
しびれる · shibireru · JLPT N2 · verb-ichidan
to become numb
🧊 痺 = 疒 (sickness radical) + 卑; numbness is a sickness of the nerves
The -れる ending marks something that happens to you, not something you do. Use it for a foot that has fallen asleep or a numb tongue after a dentist visit.