Synonyms of contestable

1 Syllable
moot
2 Syllables
dubious, open, triable, suspect, mooter
3 Syllables
stochastic, unsettled, uncertain
4 Syllables
questionable, debateable, controversial, debatable, unresolved, appealable, problematic, disputable, refutable, undecided
5 Syllables
hypothetical, prosecutable