Akademik

impairment
noun
1. the occurrence of a change for the worse (Freq. 1)
Syn: ↑damage, ↑harm
Derivationally related forms: ↑impair, ↑harm (for: ↑harm), ↑damage (for: ↑damage)
Hypernyms: ↑change, ↑alteration, ↑modification
Hyponyms:
detriment, ↑hurt, ↑distortion, ↑deformation, ↑run, ↑ladder, ↑ravel
2. the act of making something futile and useless (as by routine)
Syn: ↑stultification, ↑constipation, ↑deadening
Derivationally related forms: ↑deaden (for: ↑deadening)
Hypernyms: ↑degradation, ↑debasement
3. the condition of being unable to perform as a consequence of physical or mental unfitness
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reading disability

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hearing impairment

Syn: ↑disability, ↑disablement, ↑handicap
Derivationally related forms: ↑handicap (for: ↑handicap), ↑disable (for: ↑disablement), ↑disabled (for: ↑disability)
Hypernyms: ↑unfitness, ↑softness
Hyponyms:
bowleg, ↑bow leg, ↑bandyleg, ↑bandy leg, ↑genu varum, ↑tibia vara, ↑anorgasmia, ↑dysphasia, ↑disability of walking, ↑astasia, ↑amputation, ↑hearing impairment, ↑hearing disorder, ↑dysomia, ↑visual impairment, ↑visual defect, ↑vision defect, ↑visual disorder, ↑prolapse, ↑prolapsus, ↑descensus, ↑hypoesthesia, ↑hypesthesia, ↑knock-knee, ↑genu valgum, ↑tibia valga, ↑pigeon toes, ↑bow legs, ↑bandy legs, ↑disintegration
4. a symptom of reduced quality or strength
Syn: ↑deterioration
Derivationally related forms: ↑deteriorate (for: ↑deterioration)
Hypernyms: ↑decay
Hyponyms: ↑corrosion, ↑devastation, ↑desolation, ↑decrepitude, ↑dilapidation, ↑wear
5. damage that results in a reduction of strength or quality
Derivationally related forms: ↑impair
Hypernyms: ↑damage, ↑harm, ↑hurt, ↑scathe

Useful english dictionary. 2012.