아줌마
ajumma · TOPIK 1
middle-aged woman (informal)
ajumma: sounds like a jumbo ma — the no-nonsense auntie of the block
Informal form of 아주머니 (ajumeoni), originally a term for an aunt-like female relative. The -ma ending echoes ma/mom, so read it as auntie-ma. Casual and can sound blunt; 아주머니 is the politer choice.