Negative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings

(bound form) a harmful weed that grows in grain fields and looks like millet; often used in the term 稂莠 láng​yǒu

Negative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings

(bound form) green bristlegrass; weeds; often referred to as 狗尾草 gǒu​wěi​cǎo