Origin: Germanic Old English suffix
Speculativeness has 3 different meanings across 1 category:
financial risk
"he rejected stocks that didn't pay dividends because of their speculativeness"
the quality of being a conclusion or opinion based on supposition and conjecture rather than on fact or investigation
"her work is highly contentious because of its speculativeness and lack of supporting evidence"
The quality or state of being speculative.