WordNet: dull

emitting or reflecting very little light; "a dull glow"; "dull silver badly in need of a polish"; "a dull sky"

• also see unpolished

• attribute brightness, brightness level, light, luminance, luminosity, luminousness

• similar to flat, mat, matt, matte, matted

• similar to lackluster, lacklustre, lusterless, lustreless

• similar to soft, subdued

dull

• (englanti) bright (antonym)

• (englanti) dullness (derivationally related)
• (suomi) harmaa (synonyymi)