surmise

/sərˈmaɪz/
verb
  1. To guess or suppose something without having strong evidence.
    • She surmised that he was upset because he hadn't called back.
    • From the empty parking lot, I surmised that the store was closed.
    • The detective surmised that the thief had entered through the window.
Antonyms
noun
  1. A guess or idea based on little evidence.
    • The scientist dismissed the theory as mere surmise.
    • Without more data, any explanation is pure surmise.
    • His conclusion was only a surmise, not a proven fact.
What does "surmise" mean? | whatsthatwordmean | whatsthatwordmean