undecided (adjective) undecided: not sure, not definite
Sinonime: ambivalent, betwixt and between, blowing hot and cold, borderline, debatable, dithering,
doubtful,
dubious,
equivocal, hemming and hawing,
hesitant, iffy, in the middle,
indecisive,
indefinite,
irresolute,
moot, of two minds, on the fence,
open, pendent,
pending, running hot and cold,
tentative,
torn,
uncertain,
unclear, uncommitted, undetermined, unfinished,
unsettled,
unsure, up in the air,
vague, waffling,
wavering, wishy-washy
Antonime: certain,
decided,
definite,
determined,
settled,
sure, undoubted