opine

verbs

express one's opinion openly and without fear or hesitation
"John spoke up at the meeting"
animadvert, opine, sound off, speak out, speak up
is derived from
opinionative
is derived from
opinion
expect, believe, or suppose
"I imagine she earned a lot of money with her new novel"; "I thought to find her in a bad state"; "he didn't think to find her in the kitchen"; "I guess she is angry at me for standing her up"
guess, imagine, opine, reckon, suppose, think
is derived from
opinion