(bound form) used only in the word 滑稽 gǔ​jī meaning funny or comical

the whole world; all of society; everywhere on earth

Connects a describing word or phrase to the noun it describes, similar to 的 de but used in formal or literary writing.

big; large; great; vast; high in scale or intensity; (of a person) old; adult

(bound form) to investigate; to examine; to check; to verify