1. in a sorrowful manner

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• sorrowfull,
• aorrowfully,
• zorrowfully,
• xorrowfully,
• dorrowfully,
• eorrowfully,
• worrowfully,
• sirrowfully,
• skrrowfully,
• slrrowfully,
• sprrowfully,
• s0rrowfully,
• s9rrowfully,
• sorowfully,
• sorrwfully,
• sorrofully,
• sorrowfuly,
• sorrwofully,
• sorrowfullly,
• sorprorwfully

• sorrowfulness,
• sorrowful.

The adjective form of the word "sorrowfully" is "sorrowful".