gravely
adverb /ˈɡreɪvli/
/ˈɡreɪvli/
(formal)- in a very serious and important way; in a way that gives you a reason to feel worried
- She is gravely ill.
- Local people are gravely concerned.
- in a way that is serious in manner, as if something sad or important has just happened
- He nodded gravely as I poured out my troubles.