Tests of vocabulary form an important part of many tests, particularly many IQ tests such as the Wechsler Intelligence Scale for Chlidren – fifth edition (WISC-V), the Wecshler Adult Intelligence Scale (WAIS-IV) and the Wechsler Abbreviated Scale of Intelligence (WASI). The tests of vocabulary are correlate well with IQ and have been found to be useful in estimating pre-morbid intellectual ability (Lezak et al., 2012).
However, since these tests were developed in an English-speaking country, the vocabulary words are in English and since most people in South Africa do not have English as a first language, these tests are not good measures of vocabulary for most people in South Africa.
Variation of the theme:
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Lezak, M.D., Howieson, D.B., Bigler, E.D., & Tranel, D. (2012). “Neuropsychological Assessment”, 5th ed. Oxford University Press,