1 four

2 4

1 variant: 草 cǎo

1 clover

2 trefoil

1 forgetful

2 empty-headed

1 medicinal herb (genus Mesona)

2 grass jelly

1 Man has but one life, grass but one spring (idiom). fig. the brevity of human existence

1 to disseminate in every direction (idiom)

1 A rabbit doesn't eat the grass by its own burrow (idiom); One shouldn't do anything to harm one's neighbors.

1 before the troops move, fodder and provisions go first (idiom); logistics comes before military maneuvers

2 an army marches on its stomach

1 lit. cut grass and pull out roots (idiom); fig. to destroy root and branch

2 to eradicate