Synonyms of dullness

dullness

noun

variants also dulness

as in thickness

the quality or state of lacking intelligence or quickness of mind

the dullness of the characters in horror movies cannot be overstated

Synonyms & Similar Words

• thickness
• slowness
• dumbness
• stupidness
• obtuseness
• denseness
• stupidity
• mindlessness
• density
• dopiness
• boneheadedness
• insanity
• foolishness
• weak-mindedness
• oafishness
• witlessness
• vacuity
• simpleness
• dorkiness
• brainlessness
• doltishness
• simplicity
• fatuity
• gormlessness
• senselessness
• madness
• dim-wittedness
• absurdity
• feeblemindedness
• craziness
• simplemindedness
• idiocy
• fatuousness
• daftness
• wackiness
• dottiness
• unreasonableness
• irrationality
• zaniness
• balminess
• inanity
• preposterousness
• silliness
• inaneness
• nuttiness
• nonsensicalness
• lunacy
• mental retardation
• nincompoopery
• mental deficiency
• dippiness
• fallacy
• folly
• asininity

Antonyms & Near Antonyms

• brightness
• brilliance
• intelligence
• sharpness
• cleverness
• perception
• quickness
• smartness
• keenness
• judgment
• insight
• alertness
• perspicacity
• acumen
• astuteness
• discernment
• braininess
• quick-wittedness
• wit
• wisdom
• sagacity
• percipience
• validity
• rationality
• soundness
• reasonableness
• sapience
• logicality
• sageness
• logicalness
• rationalness

Example Sentences

Recent Examples of dullness

Mistakes to Avoid When Cleaning Laminate Floors Laminate is a delicate flooring material that is vulnerable to scratching and dullness if it’s not cleaned properly. — Madeline Buiano, Martha Stewart, 31 July 2026

Using the wrong product can cause etching or dullness that’s difficult to reverse. — Daley Quinn, Southern Living, 31 July 2026

Formulated for all hair types, the set is particularly ideal for addressing thinning, brittleness, and dullness. — Sophie Wirt, InStyle, 25 July 2026

My Tennis View Queen had, unsurprisingly, views of the tennis facility, but with plenty of lush greenery to offset any dullness. — Condé Nast, Condé Nast Traveler, 15 July 2026

Shoppers dealing with keratosis pilaris, rough patches or dullness tend to gravitate toward exfoliating formulas with retinol or acids like lactic and glycolic. — Lauren Jarvis-Gibson, Fort Worth Star-Telegram, 29 June 2026

Through the gut-skin axis, an unhealthy gut or ongoing internal inflammation can contribute to conditions such as acne, eczema, rosacea, dullness, and sensitive skin. — Tatiana Dias, Vogue, 25 June 2026

Lavender softens the look of dullness, green helps reduce the appearance of redness, and peach helps counter visible dark spots. — Brigitt Earley, Glamour, 25 June 2026

Caffeine and algae extract target puffiness and dullness, making dark spots and undereye shadows less pronounced over time. — Jailynn Taylor, Allure, 13 June 2026