麻醉药

• 广(eaves; spacious house)RADICAL
• 林(forest; many trees)ASSOCIATIVE

An oil hemp plant with thorns is grown and dried under the eaves like a small forest.

• 酉(bottle; wine vessel)RADICAL
• 卒(soldier; finished)PHONETIC

Drinking alcohol until you're "done" makes you soft and drunk.

• 艹(grass; plant)RADICAL
• 约(promise; bind)PHONETIC

Medicine is made from grass and plants, sounding like "wish" or "promise".