dumbly
🇺🇸
/ˈdʌmli/
🇬🇧
/ˈdʌmli/
in a way that shows you are not speaking or making a sound
‘Are you all right?’ Laura nodded dumbly, unable to find her voice.
in a way that shows you are not very intelligent or you do not understand something
‘This means what?’ Derek asked dumbly, not understanding the concept.