1. leaf of the iris
2. variant of 药 yào

1. medicine
2. drug
3. substance used for a specific purpose (e.g. poisoning, explosion, fermenting)
4. to poison

classifiers: 種, 服, 味

1. commerce
2. merchant
3. dealer
4. to consult
5. 2nd note in pentatonic scale
6. quotient (as in 智商 zhìshāng, intelligence quotient)