Chinese words starting with 吡 (bǐ) 吡 dictionary entry 7 words. 吡(bǐ)啶(dìng) pyridine C5H5N 吡(bǐ)咯(luò) pyrrole (C4H5N) 吡(bǐ)喃(nán) pyran (chemistry) 吡(bǐ)嗪(qín) pyrazine (chemistry) 吡(bǐ)唑(zuò) pyrazole (chemistry) 吡(bǐ)叻(lè) Perak 吡(bǐ)拉(lā)西(xī)坦(tǎn) (loanword) piracetam (C6H10N2O2), a nootropic