sadly

adverb

1. in an unfortunate way

   adv.all

   Examples

   Sadly he died before he could see his grandchild.

   Synonyms unhappily

   Antonyms happily

   Source: WordNet 3.0

2. with sadness; in a sad manner

   adv.all

   Examples

   `She died last night,' he said sadly.

   Source: WordNet 3.0

3. in an unfortunate or deplorable manner

   adv.all

   Examples

   He was sadly neglected.

   Synonyms deplorably lamentably woefully

   Source: WordNet 3.0

4. Wearily; heavily; firmly.

   adverb

   Source: webster1913