譜 — musical score, music, note, staff, table, genealogy

今日の楽譜と違った。

The musical score at that time was completely different as that of today.

彼はピアノを楽譜なしで弾いた。

He played piano by ear.

彼女かのじょは 楽譜がくふなしでピアノを 弾ひく。

She plays the piano by ear.