What's the difference between dull and sullen?

Dull


Definition:

  • (superl.) Slow of understanding; wanting readiness of apprehension; stupid; doltish; blockish.
  • (superl.) Slow in action; sluggish; unready; awkward.
  • (superl.) Insensible; unfeeling.
  • (superl.) Not keen in edge or point; lacking sharpness; blunt.
  • (superl.) Not bright or clear to the eye; wanting in liveliness of color or luster; not vivid; obscure; dim; as, a dull fire or lamp; a dull red or yellow; a dull mirror.
  • (superl.) Heavy; gross; cloggy; insensible; spiritless; lifeless; inert.
  • (superl.) Furnishing little delight, spirit, or variety; uninteresting; tedious; cheerless; gloomy; melancholy; depressing; as, a dull story or sermon; a dull occupation or period; hence, cloudy; overcast; as, a dull day.
  • (v. t.) To deprive of sharpness of edge or point.
  • (v. t.) To make dull, stupid, or sluggish; to stupefy, as the senses, the feelings, the perceptions, and the like.
  • (v. t.) To render dim or obscure; to sully; to tarnish.
  • (v. t.) To deprive of liveliness or activity; to render heavy; to make inert; to depress; to weary; to sadden.
  • (v. i.) To become dull or stupid.

Example Sentences:

  • (1) "Maybe dullness is associated with psychic pain," Wallace wrote at one point, "because something that's dull or opaque fails to provide enough stimulation to distract people from some other, deeper type of pain that is always there, if only in an ambient low-level way, and which most of us spend nearly all our time and energy trying to distract ourselves from."
  • (2) Similar systems were put in place at Dulles outside Washington DC, Newark and Chicago airports on Thursday.
  • (3) The soft, dull, malacic appearance of the center results from lack of a true surface layer of tangential collagen fibers.
  • (4) Here I am in Los Angeles being paid $30,000 to do next to nothing and still I'm finding life rather dull.
  • (5) A significant proportion of splenic B cells reacted with these mAb, although lower number (one-log less) than peritoneal B cells and a small proportion of H7dull+ splenic B cells seems to be Ly-1(CD5)dull+, 1 of 200 splenic B cells responded to IL-5 for IgM production.
  • (6) A 58-year-old man complained of dull left lower quadrant pain and constipation.
  • (7) They will begin next week at Liberty airport in Newark, New Jersey; Dulles, outside Washington DC; Chicago O’Hare, and Hartsfield-Jackson in Atlanta.
  • (8) At both observations, crowns were rated on 5-point Likert scales for outline form, porosity, smoothness, reflectance, texture, dullness, defects, and general esthetic appearances.
  • (9) On the other hand AMH2 showed the dull-positive reaction with some monocytes and pleural exudate cells among above-mentioned cells.
  • (10) Britain’s Got Talent review – Simon Cowell is looking like Caligula after a dull day at the Coliseum Read more The show, won last year by boy band Collabro, began eight years ago with 4.9 million viewers, rising to 8.8 million for its second series launch before hitting the 10 million mark for the first time in 2009 with 10.3 million.
  • (11) Disseminated annular psoriasiform lesions developed over a period of 2 months in a 48-year-old man with no preceding psoriatic history of drug intake, being accompanied by general dullness and arthralgia.
  • (12) 3) At the severe stage, pain and dullness at the back, numbness at arms and hands, hand coldness, sleep disturbance etc.
  • (13) One month after surgery, she complained of swelling and a dull pain in the right leg without cardiorespiratory symptoms.
  • (14) Black-hair follicular dysplasia in dogs of mixed breeding was delineated by hypotrichosis and dullness of most black regions of the coat.
  • (15) Endoscopic examination disclosed an almost roundish, smooth-surfaced, flat and dull red area corresponding to IIc (slightly depressed type).
  • (16) Their surface phenotype was Thy-1+(dull), Ly-1.2+(dull), Lyt-2-, L3T4-, 9F3+, and 3A1+, which is consistent with that found in intact lpr mice.
  • (17) The engines, gearboxes and even the doors now have a complexity that sees them constructed elsewhere, but the transformation on this line of the dull sheen of aluminium parts into a moving vehicle at the other end is still something to behold.
  • (18) Flow cytometry showed three types of trophozoite staining by mAb: (i) bright staining of greater than 90% of trophozoites, with aggregation of the organisms; (ii) bright staining of approximately 90% of trophozoites, with little or no aggregation; (iii) dull staining of approximately 20% of trophozoites, without aggregation.
  • (19) The percentage of dull CD8+CD11b+ cells (natural killer cells) among TG-2 cells was lower than that in peripheral blood, but there was no significant difference in bright CD8+CD11b+ cells (suppressor-effector T cells) between thyroid glands and peripheral blood.
  • (20) It was filed in my mind as a pretty but dull destination, full of pensioners on package deals and cruises.

Sullen


Definition:

  • (a.) Lonely; solitary; desolate.
  • (a.) Gloomy; dismal; foreboding.
  • (a.) Mischievous; malignant; unpropitious.
  • (a.) Gloomily angry and silent; cross; sour; affected with ill humor; morose.
  • (a.) Obstinate; intractable.
  • (a.) Heavy; dull; sluggish.
  • (n.) One who is solitary, or lives alone; a hermit.
  • (n.) Sullen feelings or manners; sulks; moroseness; as, to have the sullens.
  • (v. t.) To make sullen or sluggish.

Example Sentences:

  • (1) Most defendants in multimillion-euro fraud cases turn up to court ashen-faced and sullen-looking.
  • (2) Broadly defined, this sort of behaviour involves procrastination, stubbornness, resentment, sullenness, obstructionism, self-pity and a tendency to create chaotic situations.
  • (3) The result is a weird kind of dissonance: blogs and op-ed pieces written in London salivate over "the most important byelection in 30 years" and claim – with some justification – that its outcome will have profound consequences for the two coalition parties, while most locals view it all with a sullen detachment.
  • (4) They were instantly swamped by sunlight; more the sullen accused on trial than Her Majesty's front bench.
  • (5) "Even a total stranger could experience the chilling effect of seeing sullen pairs of the Guardia Civil walking the street."
  • (6) In his memoir , Brown’s former aide Damian McBride candidly describes the thrill of having the ear of one of the most powerful men in the land – though he confesses the prime minister would “stare at [him] sullenly for a moment or two, then say: ‘Get me Ed Balls.’” I certainly met plenty of chiefs of staff and spin doctors who jealously guarded their privileged access to a particular politician and their status as that MP’s “vicar on Earth”.
  • (7) Against a backdrop described by the King's Fund thinktank as "deepening pessimism about the ability of the NHS to make ends meet, particularly in 2015-16", many on the health side are sullenly resentful of "their" money going into the BCF.
  • (8) Factor analysis of this brief inventory resulted in eight factors: disorientation, impaired concentration and thinking, paranoid-hallucinatory symptoms, anxiety, sullen inadequacy (restraint depression), hostility, loss of control, giving up.
  • (9) Through a double-glazed window in an adjacent room, a sullen security guard in khaki watches over all.
  • (10) Shortly after midnight Friday, partygoers belted Purple Rain together, a notably moving moment amid a sullen day.
  • (11) That sullen death-stare she perfected as April in Parks & Rec should come in handy somewhere on the dark side, perhaps as a female Sith Lord – a Sith Lady, if you will.
  • (12) If you’re sensing that the Mill is bored, or better yet, indifferent, or better yet, showing all the sullen ardour of a husband obliging himself to make love to his wife in the thick of a carnal indifference, then take your right hand, place it over your left shoulder and give yourself a big old pat on the back.
  • (13) I interviewed G-Unit once (minus the banged-up Tony Yayo) and they were the antithesis of the sullen, aggressive rapper stereotype (although they did turn their noses up at the very idea of letting any of the "British food" at their 5-star hotel pass their lips, and sent their manager out for a McDonalds instead).
  • (14) There are roadblocks manned by sullen-looking teenagers cradling AK-47s, but no meaningful law and order.
  • (15) Behind came a straggling caravan of mules and porters, including a couple of teenage boys who watched the college girls with sullen fascination.
  • (16) McFadden's penalty brought City a point, at which point William Gallas went all precious, attacking an advertising board and sitting sullenly on the pitch after the final whistle.
  • (17) A period as manager of Port Vale, after Stoke had rather sullenly parted company with him, reducing his wages and refusing him complimentary tickets, was ill-starred.
  • (18) It made him look sullen, grumpy and at worst disengaged from his challenger.
  • (19) Obscenity is lecherous and sullen in regard to women and virulent towards men: it may then be interpreted as a mean of struggle against the anxiety of death.
  • (20) Manchester United survived a couple of scares in 2008 at Wigan, but ultimately won 2-0 comfortably, while in 2010 Chelsea romped to an 8-0 victory over Wigan at Stamford Bridge as United sullenly and pointlessly beat Stoke City 4-0 at home.