cỏ

cỏ
noun
  1. grass
  2. (slang) weed; marijuana

adj
  1. (literary) negligible

khó

khó
adj
  1. difficult; tough
  2. (of a person) hard to get along with; hard to please
  3. (euphemistic) poor (not rich)

苦

苦

𦹵

𦹵
noun
  1. grass