not seeming believable or reasonable enough to be considered true
信じがたい, ありえない
concerned with or based on something that is practical and achievable in reality
現実的な
assured or promised with certainty that something will happen or be done
保証された, 約束された
uncertain or reluctant to act or speak, often due to doubt or indecision
ためらっている, 躊躇している
unclear or uncertain because of the involvement of many different opinions or perspectives
議論の余地がある, 問題のある
not firmly established or decided, with the possibility of changes in the future
仮の, 暫定的な
capable of being reasonably assumed based on available information or evidence
推測できる, 推定できる
(of a person) unsure or hesitant about the credibility or goodness of something
疑わしい, 不確か
acting or talking with hesitation due to uncertainty or lack of confidence
ためらいがちな, 躊躇する
being primarily based on pure guess-work rather than definite knowledge
推測的な, 仮定的な