In any given situation, you can experience nagging thoughts and feelings of suspicion, anxiety, doubt, curiosity or wonder. (entrepreneur.com)
Those statements aside, I have a few nagging thoughts about the survey results and how they've been reported. (killzoneblog.com)
But no matter how confidently single you are, there's always that nagging thought in the back of your head: «What am I going to do Sunday night?» (relevantmagazine.com)