Surmise: noun, to suppose that something is true without having evidence to confirm it.”he surmised that something must be wrong.” See also: guess, conjecture, suspect.
I surmise that there is intelligent life form other than ourselves somewhere out there in the universe.
I surmise that there is a God, or some God or all the Gods out there somewhere.
I surmise that the Earth is actually flat.
I surmise that Brexit is a really good idea and will do wonders for the UK, and Boris is the greatest Prime Minister we’ve ever been lucky enough to have.
I surmise that I am over 6 foot, weigh under 70kg, look like I’m in my mid-20s and still have a full head of hair.
I surmise that Michael Jackson, Elvis and John Lennon are all still alive and have formed a supergroup in Timbuktu.
I surmise that there was a massive fraud in the US Presidential election in 2020.
I have no evidence for any of the above statements. Some of them you might think are true, some of them you might think are not true. I might have made some of them up. I’m just surmising. It’s the done thing these days.