回信
huíxìn
reply; letter in reply; to reply (to a letter or message)
Every meaning
huíxìn
- to reply (to a letter or message)
- reply; letter in reply
Its characters
Words with 回
Words with 信
Meanings are from Mandarin The Wild’s own dictionary. Levels follow the official HSK word list (the exam’s 2025 syllabus, levels 7–9 shown together).