sian-siⁿ-má先生媽

female doctor

female doctor (usually middle-aged); midwife (female only); mother of one's teacher or doctor

English Wiktionary, “先生媽” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E5%85%88%E7%94%9F%E5%AA%BD · confidence: Medium (Wiktionary)