speculates
spec-u-lates
verb
Forms theories or guesses about something without concrete proof or evidence.
"The public often speculates about royal affairs."
verb
Buys assets hoping for quick profit, risking significant loss.
"He speculates on the stock market daily."
Thesaurus
Synonyms: speculate, hypothesise, theorise, hypothesize, suppose, conjecture, hypothecate, theorize, excogitate, ponder, meditate, mull over