What's the difference between impair and undermine?

Impair


Definition:

  • (v. t.) To make worse; to diminish in quantity, value, excellence, or strength; to deteriorate; as, to impair health, character, the mind, value.
  • (v. t.) To grow worse; to deteriorate.
  • (a.) Not fit or appropriate.
  • (n.) Diminution; injury.

Example Sentences:

  • (1) Clinical signs of disease developed as early as 15 days after transition to the experimental diets and included impaired vision, decreased response to external stimuli, and abnormal gait.
  • (2) The various evocational changes appear to form sets of interconnected systems and this complex network seems to embody some plasticity since it has been possible to suppress experimentally some of the most universal evocational events or alter their temporal order without impairing evocation itself.
  • (3) The CHI patients were impaired overall on the FTE but not the CTE.
  • (4) We studied the effects of the localisation and size of ischemic brain infarcts and the influence of potential covariates (gender, age, time since infarction, physical handicap, cognitive impairment, aphasia, cortical atrophy and ventricular size) on 'post-stroke depression'.
  • (5) Changes in renal renin levels after the administration of glycerol were not significant, although lower renal renin values were consistently found in rabbits with more severe impairment of renal function.
  • (6) These findings suggest that aerosolization of ATP into the cystic fibrosis-affected bronchial tree might be hazardous in terms of enhancement of parenchymal damage, which would result from neutrophil elastase release, and in terms of impaired respiratory lung function.
  • (7) There was no correlation between disturbed gastric clearance, impaired gall bladder contraction, and prolonged colonic transit time in the patients with cardiovascular autonomic neuropathy nor was there a correlation between any disturbed motor function and age or duration of diabetes.
  • (8) No biologic investigation of the hemostatic impairment could be performed under the emergency conditions of this field study.
  • (9) Two hours after the administration, the combinations of ethanol plus diazepam and ethanol plus meclophenoxate impaired significantly the number of necessary repetitions.
  • (10) The effect of dietary fibre digestion in the human gut on its ability to alter bowel habit and impair mineral absorption has been investigated using the technique of metablic balance.
  • (11) The Test of Motor Impairment (TOMI) was used to select 12 children with a Developmental Coordination Disorder (DCD) and 12 age-matched controls.
  • (12) Patients with MID, but not those with DAT, exhibited correlations between enlargement of the third and lateral ventricles and severity of cognitive impairment.
  • (13) ACTH 4-10 appeared to slightly impair selective attention as indicated by AEP responses.
  • (14) After large bowel removal, there was impaired glucose tolerance and attenuated plasma insulin secretion.
  • (15) Only the aged treatment group demonstrated significantly impaired performance.
  • (16) Case 3 was that of a 70-year-old female with left impaired vision and frontal headache.
  • (17) This review focused on the methods used to identify language impairment in specifically language-impaired subjects participating in 72 research studies that were described in four journals from 1983 to 1988.
  • (18) Our results clearly indicate impaired carbohydrate metabolism in potassium-depleted rats.
  • (19) One subject had developed renal failure, while the other two continued to function at a high level with no evidence of cognitive decline or psychiatric or neurologic impairment.
  • (20) The subscales Depression, Inactivity and Physical Impairment could not be identified as a factor.

Undermine


Definition:

  • (v. t.) To excavate the earth beneath, or the part of, especially for the purpose of causing to fall or be overthrown; to form a mine under; to sap; as, to undermine a wall.
  • (v. t.) Fig.: To remove the foundation or support of by clandestine means; to ruin in an underhand way; as, to undermine reputation; to undermine the constitution of the state.

Example Sentences:

  • (1) Their efforts will include blocking the NSA from undermining encryption and barring other law enforcement agencies from collecting US data in bulk.
  • (2) And any Labour commitment on spending is fatally undermined by their deficit amnesia.” Davey widened the attack on the Tories, following a public row this week between Clegg and Theresa May over the “snooper’s charter”, by accusing his cabinet colleague Eric Pickles of coming close to abusing his powers by blocking new onshore developments against the wishes of some local councils.
  • (3) Chadwick felt that Customs and Trading Standards needed to continue their war on illegal tobacco – if not, efforts to tackle smoking could be undermined.
  • (4) But for decades now there has been a systematic undermining of it [the NHS’s] core values.
  • (5) The government also faced considerable international political pressure, with the United Nations' special rapporteur on torture, Juan Méndez, calling publicly on the government to "provide full redress to the victims, including fair and adequate compensation", and writing privately to David Cameron, along with two former special rapporteurs, to warn that the government's position was undermining its moral authority across the world.
  • (6) Like the doctor who makes a decision to operate without consulting the patient, I’m diminishing your autonomy by undermining it.
  • (7) There, the US Joint Commission, an independent, non-profit organisation that accredits healthcare organisations and programmes has issued a standard on “behaviours that undermine a culture of safety” to tackle “intimidating and disruptive behaviour at work”.
  • (8) Group B meningococcal vaccine consisting of the natural complex of specific polysaccharide and outer membrane protein (OMP) has been shown to be moderately reactogenic, safe with respect to the effect of undermining tolerance to human brain tissue antigens and to produce no allergization of humans.
  • (9) The end of the cold war and a reshaping of the threats faced by the UK had undermined the logic of nuclear deterrence strategy, he said.
  • (10) Then Greece has another chance.” But the intervention by the IMF will undermine EU leaders who argue Greece must submit to a fresh round of austerity measures to release funds for debt repayments.
  • (11) Entitled Jobs, Justice and Equity, the report warned that growing inequality, marginalisation and disenfranchisement are threatening Africa's prospects and undermining the foundations of its recent success.
  • (12) Umunna said: "Where you have pay awards that bear no relation to performance, but also can be beyond what a company can sustain, it really undermines trust in the whole system.
  • (13) The home team's defence had been undermined by naivety and it was in evidence when Stepanov, already on a yellow card for a foul on McGeady and having been played into trouble, lunged for the ball only to be beaten to it by Keane.
  • (14) The home secretary has been concerned that British involvement in the UN refugee programme would become an open-ended commitment that risked undermining the Tories' commitment to reduce net migration to the UK to tens of thousands by 2015.
  • (15) The Public Accounts committee (PAC) said on Thursday that the "chaos" surrounding the failure of G4S to provide enough staff for the Olympics had undermined confidence in Games organisers.
  • (16) Moreover, uncertainty about the resolution of these fiscal issues could itself undermine business and household confidence," said Bernanke.
  • (17) The clashes between the moralistic Levin and his friend Oblonsky, sometimes affectionate, sometimes angry, and Levin's linkage of modernity to Oblonsky's attitudes – that social mores are to be worked around and subordinated to pleasure, that families are base camps for off-base nooky – undermine one possible reading of Anna Karenina , in which Anna is a martyr in the struggle for the modern sexual freedoms that we take for granted, taken down by the hypocritical conservative elite to which she, her lover and her husband belong.
  • (18) James Cleverly, MP for Braintree, who supported Johnson’s aborted leadership bid before backing May, said joking about him risked undermining the foreign secretary.
  • (19) These effects of governmental restrictions on abortion do indeed interfere with the obstetrician's basic goal of providing optimal care for the patient and undermine their efforts to improve maternal and infant health.
  • (20) Poor crossing undermined Liverpool in the first leg, Klopp had claimed, but the flaw was remedied quickly in the return.