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have speculated

  • present perfect
    of speculate.
    speculate
    verb (used without object)
    to engage in thought or reflection; meditate (often followed by on, upon, or a clause).

Example Sentences

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“Many of my emails with Epstein have been taken out of context or do not mean what some have speculated or suggested,” according to a copy of Ruemmler’s prepared remarks before the House Oversight Committee.

From The Wall Street Journal ● Jul. 15, 2026

Berkshire watchers have speculated that Amazon was a Combs stock.

From Barron's ● Apr. 18, 2026

Some historians have speculated that Thomas Jefferson showed up to supervise publication, though nobody knows for sure.

From The Wall Street Journal ● Apr. 3, 2026

According to NDR, others have speculated that it's possible he was seeking a final resting place.

From BBC ● Mar. 26, 2026

Still others have speculated that the sub was sucked into the vortex of the sinking warship and dragged to the bottom.

From "Shipwrecked!" by Martin W. Sandler