
1) Boredom 2) Cheerlessness 3) Dearth of ideas 4) Dinginess 5) Dowdiness 6) Dreariness 7) Dulness 8) Flatness 9) Heaviness 10) Infestivity 11) Obtuseness 12) Plainness 13) Stupidity 14) Tedium 15) Triteness 16) Want of originality
Found on
https://www.crosswordclues.com/clue/dullness

1) Boringness 2) Cloudiness 3) Density 4) Dirtiness 5) Dreariness 6) Dulness 7) Insensibility 8) Jejunity 9) Lifelessness 10) Lusterlessness 11) Lustrelessness 12) Monotony 13) Obtuseness 14) Oscitance 15) Oscitancy 16) Repetitiveness 17) Subduedness 18) Tameness 19) Tediousness 20) Tedium 21) Tiresomeness
Found on
https://www.crosswordclues.com/clue/dullness

- the quality of being slow to understand
- the quality of lacking interestingness
- a lack of visual brightness
- without sharpness of edge or point
Found on

• (n.) The state of being dull; slowness; stupidity; heaviness; drowsiness; bluntness; obtuseness; dimness; want of luster; want of vividness, or of brightness.
Found on
http://thinkexist.com/dictionary/meaning/dullness/

(Of a colour) That colour quality, an increase in which is comparable to the effect of the addition of a small quantity of neutral grey colorant, whereby a match cannot be made by adjusting the strength. Note: It is generally found that an increase in dullness is accompanied by a decrease in both saturation and lightness.
Found on
http://www.encyclo.co.uk/local/20748

Dulness ... The character of the sound obtained by percussing over a solid part incapable of resonating; usually applied to an area containing less air than those which can resonate. ... (05 Mar 2000) ...
Found on
http://www.encyclo.co.uk/local/20973

(dul´nis) a quality of sound elicited by percussion, being short and high-pitched with little resonance.
Found on
http://www.encyclo.co.uk/local/21001
Dull'ness noun The state of being dull; slowness; stupidity; heaviness; drowsiness; bluntness; obtuseness; dimness; want of luster; want of vividness, or of brightness. [ Written also
dulness .] « And gentle
dullness ever loves a joke.»
Pope. Found on
http://www.encyclo.co.uk/webster/D/130

Type: Term Pronunciation: dŭl′nes Definitions: 1. The character of the sound obtained by percussing over a solid part incapable of resonating; usually applied to an area containing less air than those that can resonate.
Found on
http://www.medilexicon.com/medicaldictionary.php?t=27012

[
n] - the quality of being slow to understand 2. [n] - the quality of lacking interestingness 3. [n] - a lack of visual brightness 4. [n] - without sharpness of edge or point
Found on
http://www.webdictionary.co.uk/definition.php?query=dullness

dull, duller, dullest, dullness, dullish 1. Intellectually weak or obtuse; stupid; mentally very slow. 2. Lacking responsiveness or alertness; insensitive. 3. Dispirited; depressed. 4. Not brisk or rapid; sluggish. 5. Not having a sharp edge or point; blunt; such as, a dull knife. 6. Not intensely or keenly felt; for example, a dull ache. 7. ...
Found on
http://www.wordinfo.info/words/index/info/view_unit/3704/
noun lack of sensibility; `there was a dullness in his heart`; `without him the dullness of her life crept into her work no matter how she tried to compartmentalize it.`
Found on
https://www.encyclo.co.uk/local/20974
No exact match found.