梗阻

梗阻	gěng zǔ	to obstruct; to hamper / (medicine) obstruction
梗	gěng	branch / stem / stalk / CL:根 / to block / to hinder / (neologism that evolved from 哏, initially in Taiwan, during the first decade of the 21st century) memorable creative idea (joke, catchphrase, meme, neologism, witty remark etc) / prominent feature of a creative work (punchline of a joke, trope in a drama, special ingredient in a dish, riff in a pop song etc)
阻	zǔ	to hinder / to block / to obstruct