Speculative
WordNet
adjective
(1) Showing curiosity
"If someone saw a man climbing a light post they might get inquisitive"
"Raised a speculative eyebrow"
(2) Not based on fact or investigation
"A notional figure of cost helps in determining production costs"
"Speculative knowledge"
(3) Not financially safe or secure
"A bad investment"
"High risk investments"
"Anything that promises to pay too much can't help being risky"
"Speculative business enterprises"
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