Speculative
adjective
not financially safe or secure
“a bad investment”
Similar: bad, risky
adjective
not based on fact or investigation
“a notional figure of cost helps in determining production costs”
Similar: notional
adjective
showing curiosity
“if someone saw a man climbing a light post they might get inquisitive”
Similar: inquisitive, questioning, wondering
Word family
speculativeness · speculatively