diary/'daɪərɪ/

n. a book in which you write down your daily experiences and thoughts

n. 〖复-ries/-rɪz/〗 [C] 日记；日记簿：She began to keep a diary at the age of seven. 她7岁就开始写日记了。

构词源自day

音组-ary/-ərɪ/

boundary; diary; salary