unresolved (adj.)

• ambivalent
• arguable
• capricious
• changeable
• debatable
• dubious
• faltering
• fickle
• hesitant
• hesitating
• indecisive
• indefinite
• irresolute
• mercurial
• moot
• mutable
• open
• pending
• problematical
• questionable
• unanswered
• uncertain
• undecided
• undetermined
• unsettled
• unsolved
• unsure
• vacillating
• vague
• wavering