Synonyms of stochastic

2 Syllables
vague, casual, doubtful, suspect
3 Syllables
concocted, supposed, theoretic, pretending, contingent, uncertain
4 Syllables
suppositious, questionable, academic, assumptive, postulated, debatable, equivocal, problematic, disputable, conjectural, contestable, presumptive, theoretical, putative, unconfirmed, refutable, imagined, conditional, presupposed, provisory
5 Syllables
speculative, hypothetical, suppositional, imaginary, indefinite, conjecturable
6 Syllables
indeterminate