apocryphal
[形容词]
(of a statement or story) unlikely to be authentic, even though it is widely believed to be true

伪经的, 不可靠的
Ex: apocryphal nature of the urban legend became clear when researchers debunked it .
arguable
[形容词]
open to question and disagreement

有争议的, 可争辩的
Ex: The effectiveness of the proposed solution arguable, as it has both supporters and critics .
used to express one's uncertainty about the statement one has made as there might be something that makes it untrue
Ex: Far as I know, she works as a teacher .
confusion
[名词]
a state of being confused and not having a clear understanding of an action, behavior, etc.

困惑, 混乱
doubt
[名词]
a feeling of disbelief or uncertainty about something

怀疑, 疑虑
Ex: The decision was made quickly , leaving no room doubt.
dubious
[形容词]
(of a person) unsure or hesitant about the credibility or goodness of something

可疑的, 不确定的
to say that one will do something even though they might not really intending to
to hesitate
[动词]
to pause before saying or doing something because of uncertainty or nervousness

犹豫, 迟疑

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