| TIPI | Ten-item personality inventory (Gosling et al. 2003) |
| HEXACO | HEXACO (honesty-humility, emotionality, extraversion, agreeableness, conscientiousness, openness) personality inventory (Ashton and Lee 2009) |
| CFT | Culture fair intelligence test (Cattell and Cattell 1957) |
| StuVoc1 | Student vocabulary test (Vermeiren et al. 2022) |