From Longman Dictionary of Contemporary Englishsorrowfulsor‧row‧ful /ˈsɒrəʊfəl $ ˈsɑːroʊ-, ˈsɔː-/ adjective literary SAD/UNHAPPYvery sad a sorrowful expression —sorrowfully adverb ‘A lot of damage has already been done, ’ he said sorrowfully.
Examples from the Corpus
sorrowful• Dear one, be not so sorrowful.• The Counts were well pleased at this; but all the people of the land were sorrowful.• Tero followed them at a distance, watching her new friend with sorrowful anxious eyes.• Not from irritation, but because she knew it was a lie, and felt sorrowful because of Alice.• He looked like he was in his early forties with thin, wavy gray hair and a sorrowful expression.• All societies are evil, sorrowful, inequitable; and so they will always be.• Victorine roared with sorrowful mirth: oh what a story, well that certainly cuts out the Blessed Virgin.• a sorrowful poem 