- 灰 adjectivegraythe color between black and white; ash-colored
- 不 adverbnotNegative adverb used before verbs, adjectives, and other adverbs to indicate negation; also used as a bound-form prefix to form terms with opposite meanings
- phoneticphonetic (lǎ)
- phonetic[onomatopoeia]Describes low sounds such as chirping, sighing, or whispering; now usually written as 叽