|a.||1.||Slow of understanding; wanting readiness of apprehension; stupid; doltish; blockish.|
|2.||Slow in action; sluggish; unready; awkward.|
|4.||Not keen in edge or point; lacking sharpness; blunt.|
|5.||Not bright or clear to the eye; wanting in liveliness of color or luster; not vivid; obscure; dim; |
|6.||Heavy; gross; cloggy; insensible; spiritless; lifeless; inert.|
|7.||Furnishing little delight, spirit, or variety; uninteresting; tedious; cheerless; gloomy; melancholy; depressing; |
|v. t.||1.||To deprive of sharpness of edge or point.|
|2.||To make dull, stupid, or sluggish; to stupefy, as the senses, the feelings, the perceptions, and the like.|
|3.||To render dim or obscure; to sully; to tarnish.|
|4.||To deprive of liveliness or activity; to render heavy; to make inert; to depress; to weary; to sadden.|
|v. i.||1.||To become dull or stupid.|
|Verb||1.||dull - make dull in appearance; "Age had dulled the surface"|
|2.||dull - become dull or lusterless in appearance; lose shine or brightness; "the varnished table top dulled with time"|
|3.||dull - deaden (a sound or noise), especially by wrapping|
|4.||dull - make numb or insensitive; "The shock numbed her senses"|
|5.||dull - make dull or blunt; "Too much cutting dulls the knife's edge"|
sharpen - make sharp or sharper; "sharpen the knives"
|6.||dull - become less interesting or attractive|
|7.||dull - make less lively or vigorous; "Middle age dulled her appetite for travel"|
|Adj.||1.||dull - lacking in liveliness or animation; "he was so dull at parties"; "a dull political campaign"; "a large dull impassive man"; "dull days with nothing to do"; "how dull and dreary the world is"; "fell back into one of her dull moods"|
lively - full of life and energy; "a lively discussion"; "lively and attractive parents"; "a lively party"
|2.||dull - emitting or reflecting very little light; "a dull glow"; "dull silver badly in need of a polish"; "a dull sky"|
bright - emitting or reflecting light readily or in large amounts; "the sun was bright and hot"; "a bright sunlit room"
|3.||dull - being or made softer or less loud or clear; "the dull boom of distant breaking waves"; "muffled drums"; "the muffled noises of the street"; "muted trumpets"|
|4.||dull - so lacking in interest as to cause mental weariness; "a boring evening with uninteresting people"; "the deadening effect of some routine tasks"; "a dull play"; "his competent but dull performance"; "a ho-hum speaker who couldn't capture their attention"; "what an irksome task the writing of long letters is"- Edmund Burke; "tedious days on the train"; "the tiresome chirping of a cricket"- Mark Twain; "other people's dreams are dreadfully wearisome"|
|5.||dull - (of color) very low in saturation; highly diluted; "dull greens and blues"|
|6.||dull - not keenly felt; "a dull throbbing"; "dull pain"|
sharp - keenly and painfully felt; as if caused by a sharp edge or point; "a sharp pain"; "sharp winds"
|7.||dull - slow to learn or understand; lacking intellectual acuity; "so dense he never understands anything I say to him"; "never met anyone quite so dim"; "although dull at classical learning, at mathematics he was uncommonly quick"- Thackeray; "dumb officials make some really dumb decisions"; "he was either normally stupid or being deliberately obtuse"; "worked with the slow students"|
|8.||dull - (of business) not active or brisk; "business is dull (or slow)"; "a sluggish market"|
|9.||dull - not having a sharp edge or point; "the knife was too dull to be of any use"|
sharp - having or made by a thin edge or sharp point; suitable for cutting or piercing; "a sharp knife"; "a pencil with a sharp point"
|10.||dull - blunted in responsiveness or sensibility; "a dull gaze"; "so exhausted she was dull to what went on about her"- Willa Cather|
|11.||dull - not clear and resonant; sounding as if striking with or against something relatively soft; "the dull thud"; "thudding bullets"|
|12.||dull - darkened with overcast; "a dark day"; "a dull sky"; "a gray rainy afternoon"; "gray clouds"; "the sky was leaden and thick"|