regretfully

1 ENTRIES FOUND:
regretfully /rɪˈgrɛtfəli/ adverb
regretfully
/rɪˈgrɛtfəli/
adverb
Britannica Dictionary definition of REGRETFULLY
[more regretfully; most regretfully]
1 
: with regret : with sadness or disappointment
2 
— used to say that something is regretted