a persistent feeling of anxiety:he felt a little nag of doubt
ზმნა
Universal
harass (someone) constantly to do something that they are averse to:she constantly nags her daughter about getting married [with infinitive]:she nagged him to do the housework [no object]:he’s always nagging at her for staying out late
[no object] be persistently painful or worrying to:something nagged at the back of his mind