fretting
fret-ting
noun
The act of constantly worrying or being anxious about something, often unnecessarily.
"Her constant fretting about the future was exhausting."
verb
Experiencing or showing worry, anxiety, or distress about something.
"He was fretting over the smallest details."
Thesaurus
Synonyms: fret, rub, chafe, scratch, fray, erode, eat away, choke, gag, rankle, grate, eat into