bitterly
/ˈbɪtərli/
adverb
- In a way that shows strong sadness, anger, or disappointment.
- He complained bitterly about the long wait.
- They were bitterly disappointed by the loss.
- She cried bitterly when she heard the bad news.
- To an extreme degree, especially describing cold weather.
- It was bitterly cold, so we stayed inside by the fire.
- The wind blew bitterly across the open field.
- The mountain climbers faced bitterly freezing temperatures.