作詞

1. Origins, structure, and basic meaning

• Structure: 作詞, read さくし, combines making 作 with lyrics or words 詞 to denote lyric writing.
• Basic usage: It refers to writing lyrics for a song, as in 歌の作詞を担当する.

2. Common pitfalls and similar expressions

• Direction and roles
  • 作詞 creates the lyrics, while 作曲 creates the music; keep the roles distinct even in a collaboration.