What's the difference between harmful and insidious?

Harmful


Definition:

  • (a.) Full of harm; injurious; hurtful; mischievous.

Example Sentences:

  • (1) Chapman and the other "illegals" – sleeper agents without diplomatic cover – seem to have done little to harm American national security.
  • (2) Bacterial lipopolysaccharides (LPS), which are important components of the cell wall of gram-negative bacteria, induce a number of host responses both beneficial and harmful.
  • (3) Robert Francis QC's official report in February on the Mid Staffordshire care scandal, in which an estimated 400 to 1,200 patients died unnecessarily at Stafford hospital between 2005 and 2008, called for the NHS to make "zero harm" its objective.
  • (4) I realise now that the drug is far less harmful then I believed at the time.
  • (5) Irrespective of method, the suicide attempt was predominantly a psychotic act of young single people with chronic, severe disorders and considerable past parasuicide, in a setting of escalating self-harm.
  • (6) Speaking to reporters at the Pentagon, People's Liberation Army's chief of the general staff Gen Fang Fenghui also warned that the US must be objective about tensions between China and Vietnam or risk harming relations between Washington and Beijing.
  • (7) Jails and prison populations are unique in the incidence of deliberate self-harm, but the phenomenon is not well understood.
  • (8) It’s been widely reported that black people are disproportionately harmed by the mortgage market.
  • (9) Repeat patients were more likely to threaten to harm others, have a diagnosis of adjustment disorder, conduct or oppositional disorder and be under the care of a child welfare agency.
  • (10) Considerations of different ways of obtaining informed consent, determining ways of minimizing harm, and justifications for violating the therapeutic obligation are discussed but found unsatisfactory in many respects.
  • (11) Judge John Burgess told the men that their intention was “to do great harm in a peaceful community”.
  • (12) Lack of transparency about the nature of the relationship between police and media also led to speculation and perceptions, whatever the facts, that caused "serious harm".
  • (13) The problem of the achondroplast arises when his surroundings, right from the start, reject his disorder, connoting it with destructive anxiety: this seriously harms the subject's physical image, making him an outcast.
  • (14) Religious efforts to address the issue have also been complicit in absolving men of their crimes, objectifying women and doing more harm than good with campaigns that blame women for the phenomenon.
  • (15) Both the observance of occupational limit-values for dusts and other harmful materials at the work place, which have effects on the respiration system, and the medical survey of workers with the use of special methods for examination of respiratory system are necessary.
  • (16) Changes in the fitness of harmful mutations may therefore impose a greater long-term disadvantage on asexual populations than those which are sexual.
  • (17) The possibility of being liable if an incompetent student becomes registered and causes harm is also discussed.
  • (18) Butler was convicted of grevious bodily harm and child cruelty, and sentenced to prison.
  • (19) Was the Dalkon Shield so harmful in the nulliparous woman?
  • (20) Education can increase compliance and sometimes modify harmful behavior.

Insidious


Definition:

  • (a.) Lying in wait; watching an opportunity to insnare or entrap; deceitful; sly; treacherous; -- said of persons; as, the insidious foe.
  • (a.) Intended to entrap; characterized by treachery and deceit; as, insidious arts.

Example Sentences:

  • (1) The controversy over the effects of low-level exposure to radiation enhances the perception of radiation as a particularly insidious phenomenon of nature.
  • (2) Meningiomas of the temporal bone are insidious and aggressive lesions.
  • (3) Onset is generally brutal, as in acute enteritis or an extradigestive infection (ENT...) but persists, or else, more often, the syndrome appears insidiously over several days.
  • (4) As the clinical presentation of "catheter infections" is often uncharacteristic and insidious, a definite diagnosis depends on bacteriological examination of the catheter.
  • (5) Seven of these patients had presented with insidious symptoms, seven had serum markers of hepatitis B infection, and the four who were HBsAg positive had relatively lower serum HBsAg concentrations than did those patients who continued with chronic persistent hepatitis.
  • (6) On the other hand, both blunt trauma and posterior stab wounds frequently caused isolated retroperitoneal duodenal lesions where the diagnosis was not evident on admission, but in which the insidious and progressive development of symptoms and signs drew attention to the need for laparotomy.
  • (7) The clinical presentations were similar to other forms of peritonitis complicating PD except for a more insidious onset.
  • (8) A 56-year-old woman developed insidiously progressive, painless weakness of her left hand.
  • (9) Patients with multiple choledochal stones usually presented with insidious onset of painless jaundice, simulating malignant bile duct obstruction, in contrast to the abrupt onset of cholangitis or pain experienced by patients with one to three stones.
  • (10) A 51-year-old female patient, admitted with a chief complaint of dizziness, had bulging of the occipital area, which had started insidiously.
  • (11) A women with longstanding seropositive rheumatoid arthritis presented with the insidious onset of a hyperviscosity syndrome.
  • (12) Respiratory distress may be insidious in onset and must be anticipated.
  • (13) In childhood, scoliosis is usually insidious and is rarely symptomatic.
  • (14) Epstein-Barr virus (EBV) infection, although it is sometimes unrecognized and insidious, is one of the etiologies to be considered.
  • (15) This is incompetent journalism in its most insidious form."
  • (16) The Spurs were missing simple shots but insidiously squirmed their way back into the game, with James returning to Earth and Leonard in fine shooting form.
  • (17) Peritoneal pseudomyxoma has several main features: it is insidious, recurrent, obstinate and severe.
  • (18) Onset of pain was insidious and the symptoms were thought to be related to synovitis due to SLE.
  • (19) Tracheostomy may be a life saving procedure in these circumstances, but delay may prove fatal when its need arises insidiously.
  • (20) The early and precise diagnosis of linitis plastica-type tumours of the rectum and anal canal is difficult because of their insidious presentation and anaplastic nature.