paregoric (n.)youdaoicibaDictYouDict[paregoric 词源字典]
"medicine that soothes pain," 1704, from adjective (1680s) "soothing," from Late Latin paregoricus, from Greek paregorikos "soothing, encouraging, consoling," from paregorein "speak soothingly to," from paregoros "consoling," from para- "beside" (see para- (1)) + root of agoreuein "speak in public," from agora "public assembly," from PIE root *ger- "to gather" (see gregarious).[paregoric etymology, paregoric origin, 英语词源]