unpredictable
I
adjective
aberrant, arbitrary, capricious, causeless, changeable, changeful, deviative, eccentric, erratic, fanciful, fickle, fitful, incalculable, inconstant, irregular, mercurial, mutable, random, spasmodic, speculative, unaccountable, uncertain, undependable, uneven, unexpected, unforeseeable, unmethodical, unreliable, unstable, unsteadfast, unsteady, unsure, unsystematic, variable, vicissitudinous, wavering
II
index
conditional, debatable, fallible, haphazard, undependable, unforeseeable, unreliable
Burton's Legal Thesaurus.
William C. Burton.
2006