Synonyms and related words :
at issue, conditional, conditioned, contingent, countless, dependent, depending, endless, immeasurable, in question, in suspense, in the balance, incalculable, inexhaustible, infinite, innumerable, measureless, no end of, numberless, open, pendent, pending, suspenseful, uncountable, undecided, undetermined, unestablished, unfixed, unmeasured, unnumbered, unsettled, untold, up for grabs, without end, without limit