dully
1. [ adverb ] without liveliness
Examples:

"she nodded her head dully"

Related terms: dull dull
2. [ adverb ] without luster or shine
Examples:

"the light shone dully through the haze" "unpolished buttons glinted dully"

Related terms: dull dull
Similar spelling:   duly
  dull
  Duley
  Dula
  duel
  dual
  Dulle
  Duell