Simple past tense and past participle of opine. (verb)
Examples of word opined
Gingrich told the GOP gathering that he thought “[t] here are many things that we can say yes to” while Palin opined “[t] here is no shame in being the party of no if [Democrats are] proposing an idea that violates our values, violates our conscience, violates our Constitution.”
The late ecologist Garrett Hardin opined that “it takes five years to change your mind about anything important,” and the process of that change is always interesting to observe and examine.
Unlike Roberts, he has opined from the bench on both abortion rights, church-state separation and gender discrimination to the pleasure of conservatives and displeasure of liberals.
And Greg - honestly - from a writing standpoint the tone of your article, your choice of words that sound sarcastic - like "opined" and "Hillaryland" - aren't working for you.
On the 28th, an editorial in The New York Times entitled "Iran and the Inspectors" opined, "Amid all of the White House's saber-rattling, it is tempting to discount Iran's genuine misbehavior," citing the IAEA report as "a grim reminder that Tehran is pressing ahead with its nuclear program" which "the United States and allies don't have a strategy for containing."