- 充 verbto fill(bound form) to fill; to pack; to charge a battery
- 耳 nounear(bound form) ear; the organ of hearing
- 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
- 闻 聞 adjectiveverbto hear(literary) to hear; to catch the sound of something