reticent

She appeared reticent, at times, with the traditions set out by first ladies that preceded her.

I was a tad reticent to click a link.

His reticent demeanor, coupled with his enormous stature in the game, gave many people the impression that he was unapproachable.

“Doctors may be even more reticent to discuss cases that involve a death because of concerns regarding malpractice litigation,” he said.

Ms Larkin said high inflation may have made building companies "reticent" to take on contracts.