Equivocal
Part of speech: noun
Definition: A word or expression capable of different meanings; an ambiguous term; an equivoque.
Part of speech: adjective
Definition: (Literally, called equally one thing or the other; hence:) Having two significations equally applicable; capable of double interpretation; of doubtful meaning; ambiguous; uncertain; as, equivocal words; an equivocal sentence. Capable of being ascribed to different motives, or of signifying opposite feelings, purposes, or characters; deserving to be suspected; as, his actions are equivocal. Uncertain, as an indication or sign; doubtful, incongruous.
Questionable
Part of speech: adjective
Definition: Problematic; open to doubt or challengeOf dubious respectability or morality
Example sentence: Without economic development, any potential for political openness and freedom will be questionable.