nag

That is a nagging condition that some consider to be a negative divergence in the stock market.

The question has been nagging at me since Saturday night, following the last of four consecutive concerts by the musicians of the Israel Philharmonic Orchestra at Carnegie Hall.

Facing nagging questions before the workout about whether the strain of pitching was affecting his hitting, he denied any correlation.

Turning 55 next month, Hawke shares with Hart an effusive passion for indelible work but also, perhaps, a nagging anxiety about the end of his creative usefulness.

The show’s nagging flaw—its broad scope and superabundance of characters—is also, paradoxically, its strength.