Crossword Clue:

Gradually diminish

AnswerCrossword Clue
ERODEDiminish gradually
TAPERDiminish gradually
PAREDiminish gradually
WANEDiminish gradually
PETEROUTDiminish gradually.
RECEDEGradually diminish
PETEROUTDiminish gradually
ERODEGradually diminish
TAPERGradually diminish, with "off"
PETERDiminish gradually, with "out."