Meaning of INCONSISTENT in English

INCONSISTENT

adj. 1 See incongruous. 2 irregular, capricious, fickle, erratic, inconstant, uneven, unpredictable, unreliable, undependable, unstable, unsteady, changeable, variable Their behaviour is so inconsistent that I can't tell what they'll do next

Oxford thesaurus English vocab.      Английский словарь Оксфорд тезаурус.