speculate

to speculate in an uncontrolled or extreme way, often without evidence

indicates that many people are speculating

to speculate in a way that is not secret

to speculate in public or for everyone to know

it is logical and sensible to make a guess based on some evidence

it is feasible to make a guess or form a theory

it is not easy to make a guess due to lack of information

used to emphasize that there is no definite information, only guesses

to firmly refuse to speculate

to politely refuse to speculate

to have the liberty or permission to speculate

an invitation for someone to speculate without hesitation

it is too early to make a guess or form a theory

suggests a strong desire to speculate, even if it might be unwise

suggests that speculating about something would be engaging or thought-provoking

used to introduce the topic of speculation

used to introduce the topic of speculation, similar to 'about'

a more formal way to introduce the topic, often followed by a question word (why, what, whether)

a more formal version of 'on'